Fresh Peach Muffins

1 cup chopped peaches
1 egg -- beaten
1 cup milk
1/4 cup melted shortening
2/3 cup sugar
1/2 teaspoon salt
1/4 teaspoon cinnamon
1 teaspoon lemon juice
1/4 teaspoon vanilla
2 cups sifted flour
3 teaspoons baking powder

Blend egg and milk. Add shortening, sugar, salt, cinnamon, lemon juice and vanilla. Sift flour and baking powder; fold together until just mixed. Fold in 1 cup chopped peaches. Fill greased muffin tins 2/3 full. Bake at 375* degrees for about 20 minutes.