Professorn'S Chokladkaka(The Professor'S Chocolate Cake) - cooking recipe

Ingredients

6 oz. semi-sweet chocolate
3/4 c. butter
3/4 c. sugar
3 eggs, separated
1/3 c. flour
3/4 c. chopped walnuts or pecans
1 Tbsp. instant coffee
powdered sugar (for garnish)

Preparation

Preheat oven to 350\u00b0.
Butter and flour a 9-inch spring-form cake pan.