Can I use buttercream made w/ straight butter under MMF?

of course! i only make my buttercream with all butter and it's prefectly fine under fondant

do you have a recipe or do you need one?

Duplicate post, please also see:

http://cakecentral.com/cake-decorating-ftopicp-6736682.html#6736682

HTH

Thanks Elise! I do have a recipe, but I'd love to see your favorite if willing to share!

oh i just have a very basic recipe i have been using for like ages lol

it's on this thread, you probably have the same.....there is also another one someone else put on there too:

http://cakecentral.com/cake-decorating-ftopict-658184.html

Thanks for sharing.