Raspberry Crumb Breakfast Bars

INGREDIENTS

1 1/2 cups

all-purpose flour

1 cup

firmly packed dark brown sugar

1 1/4

cups rolled oats

3/4 tsp

salt

3/4 tsp

baking powder

1/2 tsp

baking soda

1/2 tsp

ground cinnamon

3/4 cup

(1 1/2 sticks, 170 grams) unsalted butter, cut into 1-inch pieces

1/4 cup

firmly packed dark brown sugar

1 tbsp

grated lemon zest

1/2 tsp

ground cinnamon

2 tbsp

all-purpose flour

1 lb

raspberries, fresh or frozen

1/4 cup

fresh lemon juice

2 tbsp

unsalted butter, melted and cooled