2: Plots get Cuban revolutionary leader in a terrible mess (7)
5: Faith in Osiris, lamentably (5)
6: Looks like an eyesore, sounds like an eyesore (3)
7: This is truncated, or the end's off (9)
9: Perform part of play (3)
10: ... but go oil crazy in snow house (5)
11: Drug matures thick soups (7)