Molten Chocolate Lava Cake

4 pieces (squares) semi-sweet baking chocolate
1/2 cup butter
1 cup powdered sugar
2 whole eggs
2 whole egg yolks
6 Tbs flour
2 cups heavy whipping cream
2 Tbs sugar

Preheat oven to 425 degrees.

Spray 4 custard cups with cooking spray and place on cookie sheet.

Microwave chocolate and butter in bowl about 1 minute, until butter is melted. Whisk until chocolate is also melted.

Stir in sugar until well blended. Whisk in eggs and egg yolks. Stir in flour.

Divide between cups.

Bake 13-14 minutes until sides are firm and center is soft. Let stand 1 minute.

Combine sugar and heavy cream until stiff.

Invert cakes on dishes and top with whipped cream.

From here