How to make...Brownies.

Ingredients

• Non-stick cooking spray (or butter) for greasing pan
• 5 ounces 70% bittersweet chocolate, finely chopped
• 8 tablespoons (4 ounces) unsalted butter
• 3/4 cup (3 3/4 ounces) all-purpose flour
• 2 tablespoons cocoa powder
• 1 cup (7 ounces) granulated sugar
• 2 large eggs
• 1 large yolk
• 1/4 teaspoon plus 1/8 teaspoon salt
• 1 1/2 teaspoons pure vanilla extract
• 1/2 cup walnuts, chopped

Procedures

1. 1
   Adjust oven rack to medium position and preheat oven to 350°F. Spray 8- by 8-inch baking pan with non-stick pan spray. In heatproof bowl over pan of barely simmering water, heat chocolate and butter until just melted, stirring occasionally. Remove from heat and let cool slightly.
2. 2
   Sift flour and cocoa into medium bowl; set aside. In large bowl, whisk sugar with eggs, yolk, salt, and vanilla until light, about 30 seconds. whisk in chocolate mixture. Using wooden spoon, stir in chocolate mixture until combined. Stir in flour mixture until combined.
3. 3
   Pour batter into prepared pan and smooth top. Evenly sprinkle walnuts over top. Bake until just set and toothpick inserted into center comes out with moist crumbs about 30 minutes. Let cool on wire rack about 45 minutes before cutting into squares.

How to make...Spiced pumpkin cake.

Ingredients

• Baking spray
• 2 1/2 cups all-purpose flour
• 2 teaspoons baking soda
• 1 teaspoon salt
• 1 teaspoon ground cinnamon
• 1/2 teaspoon ground cloves
• 1/2 teaspoon ground allspice
• 1/2 cup mild molasses
• 1/2 cup boiling water
• 8 ounces unsalted butter, at room temperature
• 1 cup packed light brown sugar
• 2 large eggs, at room temperature
• 1 cup pumpkin puree
• 2 tablespoons grated fresh ginger
• 2 tablespoons confectioners’ sugar
• 

Procedures

1. 1
   Adjust oven rack to middle position and preheat oven to 350°F. Spray 9-inch springform pan with baking spray. Press a square piece of parchment into bottom and up sides of pan and coat with baking spray. Press second piece of parchment into pan; coat with baking spray.
2. 2
   In medium bowl, whisk together flour, baking soda, salt, cinnamon, cloves, and allspice. In 2-cup liquid measuring cup or small bowl, whisk together molasses and boiling water until thoroughly combined.
3. 3
   In large bowl, beat together butter and brown sugar with an electric mixer on medium speed until light and fluffy, about 3 minutes. Add eggs, one at a time, beating well after each addition and scraping down sides and bottom of bowl with rubber spatula as needed. Beat in pumpkin puree and ginger. Reduce speed to low, then add flour mixture in 3 batches, alternating with molasses mixture.
4. 4
   Scrape batter into prepared pan and bake until cake tester inserted in center of cake comes out clean, about 45 minutes.
5. 5
   Cool cake in pan 10 minutes. Release springform and transfer cake directly onto cooling rack. Cool completely, at least 1 hour. Dust with confectioners’ sugar and serve.

How to make...Jack-O-Latern cookies

Ingredients

• 1 1/2 cups flour
• 1/2 cup unsweetened cocoa powder
• 1/2 teaspoon baking powder
• 1/2 teaspoon baking soda
• 1/2 teaspoon salt
• 8 tablespoons melted unsalted butter, at room temperature
• 1 cup sugar
• 1 extra large egg
• 1 teaspoon vanilla extract
• About 4 tablespoons peanut butter

Procedures

1. 1
   In a medium bowl, whisk together flour, cocoa powder, baking powder, baking soda, and salt; set aside. In a large bowl, cream together butter and sugar with an electric beater until light and fluffy, about 3 minutes. Beat in egg and vanilla extract. Add flour mixture and beat until just combined. Dough should come together, if too crumbly, add 1 teaspoon water. Form dough into a ball, cover with plastic wrap and chill in refrigerator for one hour.
2. 2
   Adjust oven rack to upper and lower middle positions and preheat oven to 350°F. Line two baking sheets with parchment paper. Divide dough in half and roll one half out onto a lightly floured surface to a thickness of approximately 1/8th- inch. Cut out 12 pumpkins using a pumpkin-shaped cookie cutter and transfer to a prepared baking sheet. Repeat with remaining dough. Using a pairing knife, cut jack-o-lantern faces into 1/2 of the cookies. Bake cookies until just dry on top, about 10 minutes. Let cool for 5 minutes then transfer to a wire rack to finish cooling. When completely cooled, spread top of faceless cookies with about 1 teaspoon of peanut butter (more or less depending on how much you like peanut butter). Top with a face cookie to complete sandwiches.

How to make...Oreo cake.

Ingredients

• For the Cake:
• 3/4 cup all-purpose flour
• 1/4 cup cocoa powder
• 1/2 plus 1/8 teaspoon baking soda
• 1/8 teaspoon salt
• 1/2 cup plus 2 tablespoons granulated sugar
• 1/2 cup plus 2 tablespoons sour cream
• 1/3 cup vegetable oil
• 1 large egg
• 1/2 teaspoon pure vanilla extract
•  
• For the Oreo whipped cream:
• 50 Oreo cookies
• 4 1/2 cups heavy cream
• 2 tablespoons granulated sugar
• 1 tablespoon pure vanilla extract

Procedures

1. 1
   Make cake: Adjust oven rack to middle position and preheat oven to 350°. Line bottom of a 9-inch cake pan with parchment paper and lightly coat the inside with non-stick pan spray. Sift flour, cocoa, baking soda, and salt into large bowl; set aside. In medium bowl, whisk sugar, sour cream, oil, eggs, and vanilla until smooth.
2. 2
   Whisk wet ingredients into dry ingredients until smooth. Pour batter into pan and bake until cake is just firm and toothpick inserted into center comes out with moist crumbs, 20 to 25 minutes. Let cake cool in pan for 15 minutes, then remove from pan to completely cool on wire rack, about 1 hour.
3. 3
   Carefully cut 6 Oreo cookies in half; set aside. Chop remaining cookies into 1/4s; set aside.
4. 4
   To Assemble Cake: Whip 2 cups of cream on medium-high speed to soft peak, spoon into large bowl and refrigerate. In same mixer bowl, whip remaining 2 1/2 cups cream, sugar, and vanilla to soft peak. Fold into already whipped cream.
5. 5
   Place about 1 cup whipped cream in bowl and refrigerate until ready to decorate cake. Fold chopped Oreos into remaining whipped cream.
6. 6
   Slice cake in half horizontally to create 2 layers. Place bottom layer on serving plate. Spread about 1/3 of Oreo whipped cream onto cake. Top with second cake layer and use remaining Oreo whipped cream to frost top and sides of cake. Chill in refrigerator for about 2 hours to allow cookies to soften.
7. 7
   Place reserved whipped cream in pastry bag fitted with star tip (re-whisk if necessary). Pipe 12 whipped cream rosettes around perimeter of cake and garnish with reserved Oreo cookie halves. Serve.

   
   

   (Credit to @antararoy13)

How to make...Chocolate cheesecake.

Ingredients

• For the Crust:
• 3/4 cup crumbled vanilla wafers (about 30 wafers)
• 3 tablespoons unsalted butter, melted
• 2 tablespoons granulated sugar
• 1/8 teaspoon salt
•  
• For the Cheesecake Filling:
• 1 (8-ounce) package cream cheese, softened
• 1/4 cup (about 1 3/4 ounces) granulated sugar
• 1/4 cup sour cream
• 2 large eggs, at room temperature
• 1/2 teaspoon pure vanilla extract
• 1/4 teaspoon salt
• 3 ounces bittersweet chocolate, melted and slightly cooled 
•  
• For the Glazes:
• 1/3 cup plus 1 tablespoon heavy cream
• 2 ounces bittersweet chocolate, finely chopped
• 1 tablespoon corn syrup
• 3 ounces white chocolate, finely chopped

Procedures

1. 1
   For the Crust: Preheat oven to 350°F. Line muffin tin with paper liners. In food processor, pulse wafers until they turn into fine crumbs. Add butter, sugar, and salt and pulse just to combine. Use fingertips to press 1 tablespoon cookie mixture into bottom of each cup. Bake just until set, 5 to 7 minutes. Transfer tin to cooling rack. Decrease oven temperature to 300°F.
2. 2
   For the Cheesecake Filling: In a stand mixer fitted with the whisk attachment, beat cream cheese and sugar on medium-high speed until light and fluffy, about 2 minutes. Beat in sour cream, then eggs, 1 at a time, beating well after each addition. Beat in vanilla and salt. Decrease mixer speed to low and add chocolate. Beat until well combined, about 2 minutes.
3. 3
   Divide batter equally among muffin cups and bake until set, about 20 minutes. Transfer to cooling rack and cool to room temperature, about 10 minutes, then refrigerate until chilled, about 1 hour.
4. 4
   For the Glazes: Bring 1/3 cup cream to simmer in small saucepan over medium heat or in bowl in microwave. Place bittersweet chocolate and corn syrup in small bowl. Pour cream over chocolate and stir until smooth. Spoon glaze over cupcakes, smoothing with back of spoon. Refrigerate until set, about 15 minutes.
5. 5
   Put a raspberry on top (if you want to), serve and then eat (because lets face it, that IS the best part!)

How to make...Nutella cookies.

Ingredients

• 1 1/2 cups all purpose flour
• 1/2 cup cornstarch
• 1/2 teaspoon baking powder
• 1/4 teaspoon salt
• 1 1/4 cups (2 1/2 sticks) unsalted butter, softened
• 1/3 cup sugar
• 3 large egg yolks
• 2 teaspoons vanilla extract
• 1 jar (13 ounces) Nutella (you may not use the whole thing)

Procedures

1. 1
   Preheat oven to 325°F. Line two baking sheets with parchment paper.
2. 2
   Combine the flour, cornstarch, baking powder, and salt in a medium bowl; set aside.
3. 3
   In a stand mixer fitted with the paddle attachment, cream the butter; once fluffy, add the sugar and beat until smooth. Beat in the egg yolks and vanilla extract. Gradually stir in the flour mixture, pausing to scrape down the sides of the bowl with each addition.
4. 4
   Pull a piece of dough, about 2 tablespoons, from the bowl. Form a 2-inch flat (but fairly thick) circle by hand. Spoon about 1 1/2 teaspoons of the filling on top of this dough-pancake. Close the dough over the filling to form a soft dome, making sure dough is covering the filling on all sides, and pinch the top to seal the cookie (it might resemble the top of a Hershey's Kiss; you can also flatten it with your hand, but make sure that the top of the cookie is sealed!).
5. 5
   Place cookies on the prepared sheets, 1 1/2 inches apart. Bake for 14-18 minutes, or until golden. Let cool on the pans. If desired, garnish with confectioners' sugar.

How to make...Ghostly halloween cupcakes.

Ingredients

•  For Cupcakes:
• 3/4 cup all-purpose flour
• 1/2 teaspoon baking powder
• 3/4 cup unsweetened cocoa powder
• 1 tablespoon instant espresso powder
• 1/4 teaspoon salt
• 1 1/2 sticks unsalted butter, at room temperature
• 1 cup sugar
• 3 eggs
• 1 teaspoon vanilla extract
• 1/2 cup sour cream
•  
•  For Frosting
• 1 stick unsalted butter, at room temperature
• 2 cups confectioners' sugar
• 2 teaspoons milk
• 1 cup marshmallow fluff
• 36 dark chocolate baking chips

Procedures

1. 1
   Make Cupcakes: Preheat oven to 350°F. Line cupcake tin with holders.
2. 2
   In a medium bowl, whisk together flour, cocoa powder, espresso powder, baking soda, and salt.
3. 3
   In a large bowl, beat butter together butter and sugar until light and fluffy, about 3 minutes. Beat in eggs, one at a time. Add vanilla extract and beat until just combined.
4. 4
   Beat in 1/2 flour mixture, followed by sour cream. Beat in remaining flour mixture. Pour batter into cupcake holders.
5. 5
   Bake until a cake tester comes out clean, about 25 minutes.
6. 6
   Make Frosting: In a medium bowl, beat butter for 1 minute. Add confectioners' sugar and milk and beat until smooth. Add marshmallow fluff and beat until well combined. If needed, continue to mix until frosting is proper fluffy consistency.
7. 7
   Frost each cupcake. Cut 24 of the baking chips in half. Place two halves on each cupcake to serve as eyes. Add one whole chip below eyes to serve as mouth.

How to make...Homemade kitcats.

Ingredients

• 75 Club crackers
• 1/2 pound (2 sticks) unsalted butter
• 2 cups graham cracker crumbs
• 1 cup firmly packed dark brown sugar
• 1/2 cup milk
• 1/3 cup granulated sugar
• 2/3 cup creamy peanut butter
• 1/2 cup semisweet chocolate chips
• 1/2 cup butterscotch chips

Procedures

1. 1
   Line 9- by 13-inch rectangular baking pan with one layer of Club crackers (you may need to break some to fit).
2. 2
   Melt butter in large saucepan over medium heat. Add graham cracker crumbs, dark brown sugar, milk, and granulated sugar. Bring to boil. Boil for five minutes, stirring constantly. Remove pan from heat. Pour half of butter mixture over crackers in pan. Smooth surface with spatula.
3. 3
   Arrange another layer of Club crackers over butter mixture. Pour remaining butter mixture over surface. Smooth surface with spatula. Arrange a third layer of crackers over top.
4. 4
   Combine peanut butter, chocolate chips, and butterscotch chips in small saucepan. Melt over medium-low heat, stirring constantly. Spread evenly over crackers.
5. 5
   Cool to room temperature, then cover and refrigerate two hours. Cut into 2-inch bars. Bars will keep for two weeks, stored in an airtight container in the refrigerator.