Jumbo Fluffy Walnut Apple Muffins

Details

Ingredients

• ½ cup butter
• 1 ¼ cups white sugar
• 1 teaspoon vanilla extract
• ½ teaspoon salt
• 2 eggs
• 1 ¾ cups all-purpose flour
• 2 teaspoons baking powder
• ½ teaspoon ground cinnamon
• ½ cup milk
• 2 cups peeled, cored and sliced apples
• ½ cup walnuts
• ¼ cup white sugar
• ½ teaspoon ground cinnamon
• 3 tablespoons all-purpose flour
• 2 tablespoons butter, cubed