Re: Can I substitute anything for heavy cream?
Evaporated milk, full-fat or fat-free. It's stable and won't curdle in the Crockpot. If you try to sub in half-and-half or milk it isn't as stable and might curdle.
Amelia, married to Bear since 12/31/04; our daughter Rowan was born 8/6/09; our daughter Sapphira was born 8/17/12; due with DD3 6/17/15 (but after one two weeks late and one three weeks early, I'm not expecting a due-date baby!)