Corn Drop Biscuits with Ham Gravy

Name: Corn Drop Biscuits with Ham Gravy
Ingredients: 2 1/2 cups all-purpose flour; 4 teaspoons baking powder; 1/2 teaspoon kosher salt; 1 stick (8 tablespoons) plus 2 tablespoons cold unsalted butter, cubed; 2 cups grated cheese (I'm using Cheddar); 2 cups fresh or frozen corn kernels (I'm using fresh); 1 jalapeno, minced; Zest of 1 lime; 1 1/4 cups heavy cream; 4 tablespoons unsalted butter; 1/2 cup diced onion; 8 ounces ham, diced; 1/4 cup all-purpose flour; 2 cups liquid (I'm using chicken stock); 2 cups dairy (I'm using half-and-half); 1 tablespoon cracked black pepper