INGREDIENTS
1
large bowl
hand mixer with dough hook attachment ((alternatively, knead the meat mix with your hands, wearing gloves if you prefer))
OR if you’re making a larger batch of meatballs, use your stand mixer with the dough hook attachment
baking sheet lined with parchment paper
tablespoon-sized measuring spoon (OR a small, 1 tablespoon sized ice cream scoop)
1 lb
ground beef
1
onion (finely chopped)
1/3 cup
breadcrumbs
1
large egg
1 tsp
mustard
Salt & pepper (to taste)