Cooking spray
2 ¼ cups whole wheat flour
1 teaspoon salt
½ cup unsweetened applesauce
¾ cup sugar and sucralose blend for baking (such as SPLENDA® Sugar Blend)
1 tablespoon sugar and sucralose blend for baking (such as SPLENDA® Sugar Blend)
½ cup liquid egg substitute
3 tablespoons unsweetened cocoa powder
1 fluid ounce red food coloring
1 cup reduced-fat buttermilk
1 ¼ teaspoons vanilla extract
1 tablespoon white vinegar
1 teaspoon baking soda
¾ cup fat-free vanilla yogurt
¾ cup fat-free cottage cheese
2 (8 ounce) packages fat-free cream cheese at room temperature
cubed
1 cup confectioners' sugar
1 teaspoon vanilla extract
1 teaspoon skim milk
or as needed