Beef Short Ribs Vindaloo

Directions

1. In a dry small skillet over medium heat, toast cumin and coriander seeds until aromatic, stirring frequently. Cool. Coarsely crush seeds in a spice grinder or with a mortar and pestle.
2. In a large saucepan, heat butter over medium heat. Add the onion, garlic and ginger; cook and stir for 1 minute. Add the mustard seed, cloves, salt, cinnamon, cayenne pepper and crushed seeds; cook and stir 1 minute longer. Cool completely.
3. In a large shallow dish, combine the vinegar, bay leaves and onion mixture. Add ribs; turn to coat. Refrigerate, covered, overnight.
4. Transfer rib mixture to a 4-qt. slow cooker. Cover and cook on low for 8-10 hours or until meat is tender. Stir in peas; cook 8-10 minutes longer or until peas are crisp-tender. Skim fat; discard bay leaves. Serve rib mixture with rice, yogurt and cilantro if desired.