Raspberry-Rhubarb Pie - Dinner With Julie

Ingredients

• 1 1/3 cups all-purpose flour
• 1 tsp. sugar
• 1/4 tsp. salt
• 1/2 cup butter, lard or a combination of the two
• 1/3 cup very cold water
• 3 cups (ish) chopped fresh rhubarb - I used two big, thick stalks
• 2-3 cups fresh or frozen raspberries (don't thaw them)
• 1 cup sugar
• 3 Tbsp. cornstarch
• 1/4 cup packed brown sugar
• 1/4 cup all-purpose flour
• 1/4 cup oats
• 3 Tbsp. butter