How to Make a Gingerbread House Recipe

Ingredients

• 6 cups (828 g) all purpose flour
• 1/2 teaspoon baking powder
• 4 teaspoons ground ginger
• 4 teaspoons ground cinnamon
• 1/2 teaspoon ground cloves or allspice
• 1/2 teaspoon salt
• 1 1/2 sticks (12 tablespoons) butter, softened
• 1 1/2 cups (284 g) packed light brown sugar
• 2 large eggs
• 1 cup dark molasses
• 1 tablespoon water
• 2 large egg whites
• 2 2/3 cups powdered sugar