Brownies - cooking recipe

Ingredients

3 sq. baking chocolate
2 sticks (1/2 lb.) butter
4 eggs
2 c. sugar
2 c. flour
2 tsp. vanilla

Preparation

Mix eggs and sugar in large bowl.
Melt chocolate and butter in double boiler and add to egg mixture.
Add flour, a little at a time, while mixing.
Then add vanilla.