Ham and Cheese Waffles - VeryVera

Ingredients

• 3/4 c all-purpose flour
• 1/4 c shredded Gruyere or Swiss cheese
• 2 oz sliced deli ham, cut into 1/2-inch pieces
• 2 tbsp. grated Parmesan
• 1 1/2 tsp. baking powder
• 1 1/2 tsp. sugar
• Kosher salt and freshly ground black pepper
• 3/4 c milk
• 2 tbsp. unsalted butter, melted, plus more for brushing waffle iron
• 2 tbsp. vegetable oil
• 5 large eggs
• 2 scallions, thinly sliced
• Waffle iron