Rhubarb Coffee Cake - cooking recipe

Ingredients

1/2 c. margarine
1 egg
1 c. milk
1 tsp. baking soda
2 c. sugar, divided
1 tsp. vanilla
2 1/2 c. flour
2 c. finely diced rhubarb
1 tsp. cinnamon

Preparation

Mix together the margarine, 1 1/2 cups sugar, egg, vanilla and milk with electric mixer.
Add flour, soda and rhubarb.
Pour batter into greased 9 x 13-inch pan.
Sprinkle top of batter with mixture of 1/2 cup sugar and cinnamon.
Bake at 350\u00b0 for 35 to 40 minutes.