How to Make Sweet Potato Casserole in the Air Fryer - Fabulessly Frugal

Ingredients

• 2 pounds sweet potato (cubed)
• 1/2 cup white sugar
• 2 eggs (beaten)
• 1/2 teaspoon salt
• 4 tablespoons butter (softened)
• 1/2 cup milk
• 1/2 teaspoon vanilla extract
• 2 cups mini marshmalllows
• 1/3 cup brown sugar (packed)
• 1/4 cup all-purpose flour
• 3 tablespoons butter (softened)
• 1/2 cup chopped pecans (optional)