for the cake
- 2 cups sugar
- 2 1/2 cups cake flour
- 1 1/2 teaspoons baking powder
- 1 1/2 teaspoons baking soda
- 1 teaspoon kosher salt
- 1 tablespoon pure vanilla extract
- 2 eggs
- 1/2 cup oil
- 1 cup milk
- 1 cup boiling water
- 2 1/2 teaspoons lemon extract
- zest & juice of 1 lemon
for the frosting
- 1 cup unsalted butter, room temperature
- 8 ounces cream cheese, room temperature
- 1 teaspoon pure vanilla extract
- 1 1/2 teaspoons lemon extract
- 3 1/2 cups powdered sugar
for the filling
- 1/2 cup baker's choice of jam (I used a homemade blueberry rhubarb)
for the candied lemon topping
- 1 lemon, cut in 1/4 inch slices
- 1/2 cup sugar
- 1/2 cup water