Pumpkin Chocolate Chip Muffins

1 2/3 cup flour, sifted
1 cup sugar
1T pumpkin pie spice
1t baking soda
1/4t baking powder
1/4t salt
1 stick butter, melted
1 cup pumpkin (1/2 can)
2 eggs
milk chocolate chips

Mix all dry ingredients (first 6). Mix wet ingredients (last 3). Add wet ingredients to dry ones. Mix in 1/2 cup to 1 cup milk chocolate chips (these are so good you might not want to put in too many chocolate chips). Grease or line muffin pan and bake @ 350 for ~20 min. Take out immediately and cool on wire rack.