Raspberry Crumb Bar Recipe with Almond Streusel

INGREDIENTS

• 3 1/4 cups fresh raspberries
• 1 tbsp fresh lemon juice
• 1/4 - 1/3 cup granulated sugar (depends on the sweetness of the berries)
• 2 1/2 tsp cornstarch
• 1/3 cup granulated sugar
• 1/3 cup (packed) brown sugar
• 2 cups flour
• 3/4 tsp baking powder
• 1/8 tsp salt
• 1 tsp ground ginger
• 11 tbsp cold unsalted butter, cut into small pieces
• 1 egg, lightly beaten
• 2/3 cup sliced almonds, roughly chopped