How to prepare muffins "apelsinka":
1 Prepare the ingredients. Melt the butter and put it to cool. Whisk eggs and sugar in a good foam, add the flour, baking powder and vanilla. With grate orange peel, squeeze out the juice and add to the dough. Add melted butter and mix thoroughly again.
2 If you are using metal molds, should be lubricated with oil or margarine; if silicone - lightly grease with vegetable oil with no flavor. Fill approximately 3/4. Put in the oven, preheated to 180-200ᵒS, about 20 minutes.