Easy and instant noodles rice recipe These easy Korean spicy noodles are a little sweet, a little salty, and full of spice. Despite their depth of flavor, they come together in a quick 30 minutes and make for the perfect weeknight meal.These easy Korean-style noodles are rich with flavor and have a nice kick of spice. If you’re looking at a Korean menu, they are referred to as “japchae”. What’s unique about this dish is that it’s made with a Korean-style sweet potato noodle. It’s hard to explain, but the texture is unlike any other noodle. They’re soft and silky, with a slightly sweet taste.