3poundslamb shoulder, well-trimmed and cut into 1 1/2-inch pieces
2teaspoonssalt
1teaspoonfreshly ground black pepper
3tablespoonsvegetable or olive oil
2mediumyellow onions, cut into 1 1/2-inch pieces
6clovesgarlic, peeled and smashed
3tablespoonstomato paste
1/4cupall-purpose flour
1cupGuinness (stout beer)
3cupsbeef broth
2cupswater, plus 2 tablespoons more for cooking onions and garlic
1piecebay leaf
1small sprigfresh rosemary
2teaspoonssugar
4largecarrots, peeled and cut into 1-inch chunks on the diagonal
1poundsmall white boiling potatoes (baby yukons), halved
1cupfrozen green peas
Instructions
Pat lamb dry; season with salt and pepper.
Heat 1 tablespoon oil in a large Dutch oven over medium-high until shimmering.
Brown lamb in 3 batches, adding 1 tablespoon oil per batch; 5–8 minutes per batch. Do not crowd pan; let crust form before turning. Transfer browned meat to a bowl.