Rhubarb Sponge Pie - cooking recipe

Ingredients

2 egg yolks
1 c. sugar
2 Tbsp. flour
2 Tbsp. butter, melted
1 c. milk
2 egg whites, beat stiff (put in last)
2 c. rhubarb, cut

Preparation

Mix together, adding egg whites last.
Put in pie shell.
Bake at 375\u00b0 for 40 to 45 minutes.