Cookie Cake Jars
Blue frosting, cake and plenty of biscuit pieces.

Ingredients
Cookie cake (one 9-inch)
- ½ cup butter
- ½ cup brown sugar
- ¼ cup sugar
- 1 egg
- 1 tsp vanilla
- 1¼ cups flour
- ½ tsp baking soda
- ¼ tsp salt
- ¾ cup chocolate chips
Layers
- Vanilla frosting or whipped topping
- Blue food colouring
- Chocolate chip biscuits, broken
- Chocolate sandwich biscuits, broken
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Method
- 1
Make the cookie dough and bake in a 9-inch pan at 350°F for 18 to 22 minutes. Cool, then cut into cubes.
- 2
Colour the frosting blue.
- 3
Layer cookie cake, frosting and broken biscuits in jars.
- 4
Finish with a whole biscuit on top.
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From Bobbie's “The Best Desserts in a Jar”. Written up by Bobbie's Kitchen · Updated 26 October 2026