Japanese Katsudon

Why this dinner works

Most weeknight one-pot dinners ask you to choose between two evils: a five-ingredient bowl that tastes like the inside of a saucepan, or a recipe so layered it eats your entire evening. Japanese Katsudon sits comfortably in the middle. It draws on Japanese traditions where building flavor in stages — aromatics, then spice, then the slow swell of liquid into starch — is just how dinner gets made on a regular Tuesday.

The whole thing comes together in about 37 minutes in a single skillet, which means dinner from idea to table is shorter than most podcast episodes. We've leaned on the everyday 10 ingredients listed below, but in the notes after the recipe you'll find the small swaps and shortcuts that make this dish forgiving when your fridge is half-empty.

Method

1. Step 1. Heat the oil in a pan, fry the sliced onion until golden brown, then add the tonkatsu (see recipe here), placing it in the middle of the pan. Mix the dashi, soy, mirin and sugar together and tip three-quarters of the mixture around the tonkatsu. Sizzle for a couple of mins so the sauce thickens a little and the tonkatsu reheats.
2. Step 2. Tip the beaten eggs around the tonkatsu and cook for 2-3 mins until the egg is cooked through but still a little runny. Divide the rice between two bowls, then top each with half the egg and tonkatsu mix, sprinkle over the chives and serve immediately, drizzling with a little more soy if you want an extra umami kick.

Cook's notes

One pan, fewer dishes. Use the widest, heaviest skillet you own with a tight-fitting lid. The wider base means faster browning at the start; the lid traps the gentle steam that finishes the dish without scorching the bottom.

Salt as you go. Season the aromatics, season the protein, season the liquid before it reduces. By the time you taste at the end, the only adjustment is usually acid — a squeeze of lemon, a splash of vinegar, a final crack of pepper.

Make it ahead. Like most one-pot dinners with japanese roots, the leftovers are arguably better the next day. Cool quickly, refrigerate within two hours, and reheat gently with a splash of water or stock to loosen things back up.

Pairings & serving

This one feels best in a 4-bowl spread with a sharp green salad and something cold to drink. If you want to stretch it for unexpected company, double the liquid and a single starchy ingredient — rice, pasta, potatoes, depending on the recipe — and the whole pan grows without much extra work.

Watch it cooked

If you're a visual learner, there's a free walkthrough of this dish on YouTube.

Original recipe inspiration: source.