5 lbs Yukon Gold potatoes, peeled & cubed (12–14 med)

8 Tbsp butter (or 6 Tbsp olive oil + 2 Tbsp butter)

2 large onions, finely chopped (~3 cups)

10–12 garlic cloves, minced (~4 Tbsp)

½ cup all-purpose flour

8 cups low-sodium broth (chicken/veg)

4 cups whole milk (or half-and-half)

1 cup heavy cream (optional)

4 cups sharp cheddar, shredded

2 Tbsp each fresh parsley & chives, 2 tsp thyme (or 1 tsp dried)

2 tsp salt, 1 tsp black pepper, pinch cayenne/smoked paprika (opt)

Optional Garnishes: Bacon, extra cheese, sour cream/Greek yogurt, chives/parsley, croutons