INGREDIENTS
2 cups
all-purpose flour
1 cup
old-fashioned oats
3/4 cup
plus 2 tablespoons unsalted butter, melted
1/2 cup
granulated sugar
1/2 cup
firmly packed light brown sugar
1 tsp
baking powder
1 tsp
kosher salt
1 tsp
lemon zest
1 1/2 cups
Blackberry Jam