oven at 425° *then lowered *
spray muffin tin with cooking spray OR line with paper muffin liners
in large bowl, combine: buttermilk, oil & eggs. mix with the spatula
add sugar & vanilla
mix in the flour, half cup at a time. Fold in baking powder and salt
Fold in chocolate chips
Pour batter into muffin tins. (If you want sky high round muffins, fill all the way to the top. If you want smaller ones, fill only 3/4 of the way up.
Bake for 5 minutes at 425° then lower the temp to 375° & bake for an additional 10-12 minutes.
Cool