Corned Beef Hash with Poached Eggs

2 tablespoons butter 2 tablespoons olive oil 2 large potatoes , cooked and cubed 1 large onion , chopped 2 garlic cloves , minced (optional) 1 red pepper,[...]

1 egg yolk 1/2 teaspoon dry mustard 1 pinch cayenne pepper 1 tablespoon water 1/2 cup butter , melted and warm (1 stick) 2 tablespoons lemon juice kosher salt[...]

add to shopping list Poached Eggs: 1 teaspoon salt 4 to 8 large eggs Corned Beef Hash: 1/4 cup finely chopped fat trimmings reserved from Homemade Irish[...]