Ingredients
2 tablespoons unsalted butter, softened1-1/2 cups sugar, divided3 large eggs, room temperature4 cups all-purpose flour1 tablespoon baking powder3 teaspoons ground cinnamon, divided1/2 teaspoon salt1/8 teaspoon ground nutmeg3/4 cup 2% milkOil for deep-fat frying
Preparation
In a large bowl, beat butter and 1 cup sugar until crumbly, about 2 minutes. Add eggs, 1 at a time, beating well after each addition.
Combine the flour, baking powder, 1 teaspoon cinnamon, salt and nutmeg; add to butter mixture alternately with milk, beating well after each addition. Cover and refrigerate 2 hours.
Turn onto a heavily floured surface; pat dough to 1/4-in. thickness. Cut with a floured 2-1/2-in. doughnut cutter. In an electric skillet or deep fryer, heat oil to 375°.
Fry doughnuts, a few at a time, until golden brown on both sides, about 2 minutes per side. Drain on paper towels.
Combine remaining 1/2 cup sugar and 2 tsp. cinnamon; roll warm doughnuts in mixture.