INGREDIENTS
4 oz
Pancetta
2 tbsp
Chives
2 cloves
Garlic
1/2 tsp
Lemon, zest
4
Eggs, large
1 lb
Mezzi rigatoni
1
Black pepper, Fresh coarsely ground
3/4 tsp
Kosher salt
2 tsp
Olive oil
3/4 cup
Gruyere
1/2 cup
Parmesan
2/3 cup
Whipping cream
1
Large or 2 small yellow onions, halved and thinly sliced