Father's Day Casserole

Ingredients (6)

• + 1 (16 ounce) package bulk pork sausage add to pantry
• + 3 cups frozen hash brown potatoes, thawed add to pantry
• + ¼ cup milk, or as needed add to pantry
• + 1 (16 ounce) can refrigerated buttermilk biscuit dough (such as Pillsbury Grands!®) add to pantry
• ✓ 1 ½ cups shredded Mexican cheese blend
• + 5 eggs add to pantry