“Margarita burn” is a nice name for an annoying summer skin rash. It's a reference to lime juice, a key ingredient in the ...

Meanwhile, in a small saucepan, melt the butter. Cook over moderate heat until golden brown and nutty-smelling, 5 to 7 minutes. In a large nonstick skillet, heat the oil until shimmering.

Stir in 1 tsp. lemon zest, 1 tsp. fresh lemon juice, and 1 tsp. vanilla. Spoon batter into 3 greased and floured 8-inch round cake pans. Bake at 375° for 12 to 17 minutes or until a wooden pick ...