Leftover Cheesy Mashed Potato Waffles - Forkly

Ingredients

• 2 tbsp vegetable oil
• 1/4 cup buttermilk
• 2 large eggs
• 2 1/2 cups of leftover mashed potatoes
• 1/4 cup chopped green onions
• 1/2 cup all purpose flour (can substitute with gluten-free flour)
• 1 cup shredded cheddar cheese
• 1/4 tsp baking soda
• 1/2 tsp baking powder
• Non-stick cooking spray
• Sour cream or greek yogurt for dipping (optional)