Chocolate Mallow Microwave Cake - cooking recipe

Ingredients

2/3 c. flour
2/3 c. sugar
3/4 tsp. soda
1/2 tsp. salt
1/2 tsp. vanilla
1/4 c. shortening
2 eggs
1 oz. unsweetened chocolate, melted or 3 Tbsp. cocoa
2 Tbsp. water
1/2 c. sour cream
2 c. mini-marshmallows
canned frosting

Preparation

Place all ingredients, except marshmallows and frosting, in mixing bowl.
Blend at lowest speed.
Then beat at medium speed for 2 minutes.
Spread batter in an 8-inch square dish.
Microwave on High for 2 to 3 minutes, if needed to finish cooking. Immediately place marshmallows on cake.
Let stand a couple of minutes to partially melt.
Spread with frosting.