Cheese pagáčiky for the lazy: Mix, cut out and you're done

Ingredients

• 500 g all-purpose flour

• 250 g butter or one baking fat for baking

• 1 small tub of sour cream

• 1 packet of baking powder

• 1 teaspoon salt

• 1 egg yolk

• 1 egg for brushing and grated cheese for sprinkling