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["Preheat the oven to 375u00b0 F. Grease and flour two sets of doughnut pans.", "In a large bowl, whisk the butter, oil, and sugar together until well combined, about 1 minute.", "Add the eggs one at a time and mix until fully incorporated. Add the vanilla extract and mix to combine.", "In a separate medium bowl, whisk the flour, baking powder, baking soda, salt, cinnamon, and nutmeg to combine.", "Add 1/3 of the flour mixture to the egg mixture and mix until combined. Add 1/2 of the milk and mix until fully incorporated. Repeat, adding another 1/3 of the flour mixture, the remaining 1/2 of the milk, then finally the last of the flour. Mix until thoroughly incorporated, but do not overmix.", "Transfer the batter to a large piping bag and cut a 1/2-inch opening from the tip. Pipe the batter into the prepared molds, filling them about 3/4 of way to the top of the mold. Give the pans a few good taps on your work surface to eliminate any air bubbles.", "Bake the doughnuts until they spring back gently when touched and/or a toothpick inserted into the thickest part comes out clean, 15 to 17 minutes. Cool for 10 minutes inside the pan before inverting onto a cooling rack. Cool for at least 10 minutes more before glazing or finishing.", "NOTE: I love to make one batch of vanilla batter and one batch of chocolate batter and swirl them together! Pipe a small amount of vanilla batter in two quarters of each doughnut mold, and fill in the remaining two quarters with chocolate batter, then use a toothpick to swirl them together.", "Some finishing suggestions:
