Hot curried chicken with potatoes

We followed this recipe with Patak’s hot curry paste: https://www.pataksusa.com/recipe/hot-curried-chicken We made modifications: 1 lb boneless chicken (2 breasts), 2 medium russet potatoes, one medium onion, ½ cup (8 Tbsp) Patak’s hot curry paste, 1 cup canned diced tomatoes, and 2 cups water. At the end of cooking, add a dash of sugar. Serve with fresh lime wedges. (Jan. 2021)