Pierogi Cheddar Kentang Bawang Putih Panggang dengan Mentega Rosemary

Bahan-bahan (8 porsi)

• 2 cups all-purpose flour
• 1 teaspoon kosher salt
• 2 tablespoons melted salted butter
• 1 cup plain full fat greek yogurt
• 1 large egg
• 2 cups leftover roasted garlic mashed potatoes
• 1 cup shredded sharp cheddar cheese
• 6 thick cut slices bacon chopped
• 1 stick (8 tablespoons) salted butter
• 1 -2 cloves garlic, chopped
• 1 tablespoon chopped fresh rosemary
• shredded cheddar cheese and yogurt, for serving