Cranberry Muffin

Ingredients

• 1/2 quart whole eggs
• 1/4 quart oil
• 1 pounds butter, softened
• 1/4 pound baker's shortening
• 3/8 -ounce salt
• 1 pound sugar
• 1 1/2 ounces vanilla extract
• 1/8 teaspoon butter flavoring
• 1 3/8 ounces baking powder
• 1 1/8 pounds bread flour
• 1 1/2 cups whole fresh cranberries