Ingredients

• cooking spray
• 30 vanillas sandwich cookies , such as Golden Oreos®
• 2 , 12 ounce
• 1.5 cups white sugar
• 3 eggs
• 3 tablespoons sour cream
• 3 tablespoons all-purpose flour
• 1.33 teaspoons vanilla extract
• 1 drop red gel food coloring , or as needed
• 1 drop orange gel food coloring , or as needed
• 1 drop yellow gel food coloring , or as needed
• 1 drop green gel food coloring , or as needed
• 1 drop blue gel food coloring , or as needed
• 1 drop violet gel food coloring , or as needed

Instructions

1. 1 Preheat the oven to 325 degrees F (165 degrees C). Spray a 9x13-inch baking pan with cooking spray.
2. 2 Press crushed cookies into the bottom of the prepared pan to make the crust.
3. 3 Beat cream cheese and sugar together in a bowl using an electric mixer until creamy. Add eggs, sour cream, flour, and vanilla extract; beat until combined. Spoon 1/2 the batter into the prepared crust.
4. 4 Divide remaining batter evenly into 6 bowls. Add red, orange, yellow, green, blue, and violet food colorings separately to individual bowls until desired colors are achieved. Spoon colored batters onto the plain batter in a random pattern and swirl gently with a knife.
5. 5 Bake in the preheated oven until center jiggles just slightly, 40 to 45 minutes. Cool on the counter for 2 hours. Cover with plastic wrap and refrigerate for at least 4 hours; cut into 24 squares.

Nutrition per serving