4 cups graham brown sugar
1 3/4 cups yellow corn syrup
1 teaspoon vanilla extract
3 egg whites
1 3/4 teaspoons lemon juice, or to taste
1 (3 ounce) package instant vanilla pudding mix
3 cups sour cream
1 (8 ounce) container frozen whipped topping, thawed
2 (3 ounce) packages instant chocolate pudding mix
3 1/2 cups biscuit baking mix
1 (12 ounce) package sliced fresh bananas