Preheat the oven to 350°F. Line a 16 cavity muffin pan with liner and set aside.
sift the dry ingredients and set them aside.
2 cups All-purpose flour, 2 tablespoon Corn starch, 1½ teaspoon Baking powder, ¼ teaspoon Salt
Beat the butter, oil, and sugar until light, fluffy, and pale.
1 cup Butter, ½ cup Oil, 1½ cup Sugar
Add the eggs, one at a time. mix well between each addition.
3 Eggs
Add in vanilla extract, lime juice, lime zest, and tequila. mix well.
1 tablespoon Vanilla extract, ¼ cup Lime juice, 1 tablespoon Lime zest, 1 tablespoon Tequila
Using a rubber spatula, add half of the dry ingredients alternating with half of the milk. DO NOT OVERMIX.
½ cup Milk
Fill the muffin pan to ⅔ of the capacity of each cavity.
Bake for 20-25 minutes or until an insert comes out with a few tiny crumbs.
Let cool in the pan for 10 minutes, then transfer to the cooling rack. Let cool completely before frosting.