Name: Gerry's doughnuts
Prep time: 240 min
Cook time: 10 min
Yield: 24
Cuisine: American
Ingredients: 55g vegetable fat, plus vegetable oil for deep frying; 1/4 teaspoon ground mace; 1 1/2 teaspoons freshly grated nutmeg; 4 teaspoons baking powder; 600g unbleached plain flour, plus more as needed; 2 teaspoons vanilla extract; 240ml tinned evaporated milk; 2 large eggs, at room temperature; 220g caster sugar; 1 teaspoon fine salt