All-In-One Nutrition Squares
Preheat oven to 350° F (180° C).
Beat egg whites, buttermilk and melted margarine in medium bowl with wire whisk until blended; set aside.
Combine remaining ingredients in large bowl. Stir buttermilk mixture into flour mixture until well combined. Turn into lightly greased 13 x 9-inch (33 cm x 23 cm) (3.5 L) baking pan, smoothing the top.
Bake 15 minutes or until a toothpick inserted in centre comes out clean.
Cool completely on wire rack. Cut into squares to serve. Store refrigerated in an airtight container.
Start your shopping list
Last updated: October 27th, 2020
This article is intended as general information. Always be sure to read and follow the label(s)/instruction(s) that accompany your product(s). Walmart will not be responsible for any injury or damage caused by this activity.