Peanut Butter and Jelly Pie - Delish.com

Ingredients

• 1 frozen pie crust, defrosted
• 4 c. blueberries
• 1 c. sugar
• 1/4 cornstarch
• kosher salt
• 1/2 stick melted butter
• 1/4 c. brown sugar
• 1/2 c. old-fashioned oats
• 1/2 c. peanut butter
• 2/3 c. flour
• 1/2 tsp. ground cinnamon