Langues De Chat - cooking recipe

Ingredients

4 tablespoons butter
1/2 cup brown sugar
2 large egg whites, lighten beaten
1/2 teaspoon vanilla extract
1/2 cup all-purpose flour

Preparation

Preheat to 325F.
Cream buttern and sugar until pale and fluffy. Gradually beat in egg whites and vanilla. Mix in flour until just blend.
Spoon mixture into pastry Bag.
Bake 10-12 minutes.