Good-Cooking - Apple Breakfast Cake

Ingredients

• nds golden delicious apples
• 1 cup lemon juice
• 7 pounds oat bran muffin mix
• 16 large eggs
• 1 quart cold water
• 1 1/4 cups brown sugar
• 1 1/4 quarts all-purpose flour
• 3 tablespoons cinnamon
• 1 tablespoon vanilla extract
• 1 teaspoon salt
• 2 1/4 cups butter or margarine
• 1 1/2 cups walnuts
• 1 cup butter or margarine, melted