Healthy Sweet Potato Casserole (Crunchy Oat Topping!)

Ingredients

• [Sweet Potatoes]
• 2 lbs sweet potatoes, peeled and cut into chunks
• 1 lb butternut squash, peeled and cut into chunks (or more sweet potato)
• 1/3 cup reduced fat milk (or almond milk)
• 3 tbsp melted butter
• 2 tbsp pure maple syrup
• 1 egg
• 1 tsp vanilla extract
• 1 tsp cinnamon
• 1 tsp kosher salt
• 1/4 tsp nutmeg
• 1/4 tsp black pepper
• [Topping]
• 1/2 cup rolled oats
• 1/4 cup white whole wheat flour
• 1/3 cup brown sugar
• 1/2 cup chopped pecans
• 1/4 tsp cinnamon
• 1/4 tsp kosher salt
• 1/4 cup cold unsalted butter, chopped into small pieces