# Ingredient List:
→ Crust and Crumb Topping
01 - 1 cup all-purpose flour
02 - 1/2 cup granulated sugar
03 - 1/2 teaspoon baking powder
04 - 1/4 teaspoon salt
05 - 1/2 cup unsalted butter, melted
→ Lemon Filling
06 - 2 large eggs
07 - 1 cup granulated sugar
08 - 1/4 cup fresh lemon juice
09 - Zest of 1 lemon
10 - 1/4 cup all-purpose flour
11 - 1/2 teaspoon baking powder
12 - Pinch of salt
→ Optional Garnish
13 - Powdered sugar for dusting
# How-To Steps:
01 - Preheat oven to 350°F. Grease a 9x9-inch baking pan or line with parchment paper for easy removal.
02 - In a medium bowl, combine 1 cup flour, 1/2 cup sugar, 1/2 teaspoon baking powder, and 1/4 teaspoon salt.
03 - Pour melted butter into dry mixture and stir until moist and crumbly.
04 - Reserve 1/2 cup crumb mixture for topping. Press remaining mixture evenly into bottom of prepared baking pan.
05 - Bake crust for 10-12 minutes until lightly golden.
06 - While crust bakes, whisk together eggs and 1 cup sugar in a large bowl until well combined.
07 - Add lemon juice, lemon zest, 1/4 cup flour, 1/2 teaspoon baking powder, and pinch of salt to egg mixture. Whisk until smooth and lump-free.
08 - Remove crust from oven and pour lemon filling evenly over hot crust.
09 - Sprinkle reserved crumb mixture evenly over lemon filling.
10 - Return pan to oven and bake for 20-25 minutes until filling is set and topping is lightly browned.
11 - Remove from oven and cool in pan for at least 1 hour. Transfer to refrigerator and chill for at least 1 additional hour before slicing.
12 - Slice into squares and dust with powdered sugar if desired before serving.
