Cheddar-Bacon Biscuits

INGREDIENTS

• 6 oz. bacon, diced
• 2 cups all-purpose flour
• 1 Tbs. baking powder
• 1 tsp. kosher salt
• 2 tsp. sugar
• 3/4 tsp. freshly ground pepper
• 8 Tbs. (1 stick) cold unsalted butter, cut into 8 pieces, plus 2 Tbs. melted butter
• 3/4 cup shredded extra-sharp cheddar cheese
• 1/4 cup grated Parmigiano-Reggiano cheese
• 3/4 cup plus 2 Tbs. buttermilk