Ecuador — locro de papa is a highland Andean dish associated with Quito and the Sierra region; the potato-and-cheese soup tradition traces to indigenous Andean cooking before European contact
Ecuador's iconic potato-and-cheese soup from the Andean highlands — a thick, golden, creamy broth of white potato cooked with achiote-tinted sautéed onion and garlic, finished with fresh milk and cuajada (fresh white cheese) that is added in cubes just before serving, creating pools of soft, warm cheese through the creamy potato base. Locro de papa is different from Argentinian locro — it is a silky, gold-coloured soup rather than a thick corn-and-meat stew. The characteristic colour (deep saffron-orange) comes from achiote oil used to sauté the base. The potato must be a starchy, floury variety that partially dissolves into the broth, creating natural thickness; waxy potatoes remain intact and produce a thin, broth-like soup.
Lunch and Sunday food — served in deep bowls with avocado, white corn (mote), and ají; tostado (toasted corn) as a textural garnish; chicha or black coffee alongside; the warming, starchy, dairy-rich combination is highland Andean comfort in a bowl
{"Use starchy floury potatoes (papa chola or Papa Superchola in Ecuador; russet or Yukon Gold in diaspora) — the potato starch dissolves into the broth to create natural, non-starch-thickened creaminess","The achiote oil base must be cooked with onion until the annatto colour fully blooms — under-cooked achiote produces a raw orange taste; properly cooked achiote produces clean colour and mild flavour","Add milk and cheese in the last 5 minutes only — dairy added too early curdles in the acidic potato broth; late addition keeps the cheese in cubes and the milk fresh-tasting","Mash 30% of the potatoes against the side of the pot — the partially mashed potatoes thicken the broth naturally; leaving all potatoes intact produces a thin broth"}
Brown the diced potato briefly in the achiote oil before adding broth — the exterior of the potato develops a subtle Maillard flavour that enriches the entire soup. For the most visually striking bowl, cut the cheese into larger cubes (2cm) rather than crumbling — the large, intact white cubes against the deep orange soup produce a striking visual contrast that signals quality.
{"Waxy potato — the soup never thickens naturally with waxy varieties; the starch is the thickener","Early dairy addition — milk and cheese added to simmering soup scrambles the proteins and produces a grainy, broken texture","Under-salting — potato soups require assertive salting; under-salted locro de papa is a nutritious but insipid dish","Serving without garnish — a slice of avocado and a few leaves of fresh herb on top are not optional; they provide acid and fresh colour that the rich, creamy soup needs"}