Quick and Hearty Corn Chowder

Ingredients (9)

• + 2 tablespoons butter add to pantry
• + ¾ cup chopped onion add to pantry
• ✓ 3 cups frozen whole kernel corn
• + 1 cup water add to pantry
• + 1 cup frozen hash brown potatoes add to pantry
• + 1 ¼ teaspoons ground black pepper add to pantry
• + salt to taste add to pantry
• + 2 cups milk, divided add to pantry
• ✓ 2 tablespoons all-purpose flour