Chocolate Chip Banana Cookie Bars
Prep Time: 5 min
Cook Time: 25 min
Ingredients
- ✓ 1 (18.25 ounce) package yellow cake mix
- ✓ 1 (3.4 ounce) package instant vanilla pudding mix
- ✓ 1 cup vegetable oil
- ✓ 1 egg, beaten
- ✓ 2 ripe bananas, mashed
- ✓ 1 cup semisweet chocolate chips, or more to taste
- ✓ 1 cup walnuts, chopped