G: Yes — I looked into good ways people recommend removing old chocolate or burnt-on chocolate residue in a double boiler or saucepan. Here are some of the best approaches (and a few extras), plus some tips you can try off the top of your head.

• Use water + baking soda (or baking soda + heat)

One classic method: add a few inches of water to the pan, sprinkle in a generous amount of baking soda, bring to a simmer/boil, then let it cool and scrub. This often loosens scorched or sticky bits. citeturn0search2turn0search3turn0search9
Another variant: make a paste of baking soda + water (or let a shallow layer of water + baking soda heat up) and let it sit for a few hours or overnight before scrubbing. citeturn0search3turn0search6turn0search8

• Use a mixture of vinegar (or lemon) + baking soda (or hot water)

For stubborn stains or residue (like burnt chocolate), you can add some white vinegar or lemon juice with water, heat/boil it gently, then sprinkle in baking soda once off the heat — the fizz and chemical reaction help loosen stuck bits. Once cooled, scrub with a sponge or nylon brush. citeturn0search3turn0search9turn0search8
If you don’t want to boil, you can also soak the pan with vinegar + water (or lemon + water), then scrub. citeturn0search8turn0search9

• Soak — then gently scrub (or “deglaze + scrub”)

Simply filling the pot with hot or warm water (as hot as safe) + a little dish detergent or soaking agent, and letting it soak (even overnight) can loosen chocolate or food residue so that it wipes away with minimal scrubbing. citeturn0search5turn0search2
For extra stuck-on residue, after the soak, you can reheat gently (a simmer) and use a wooden spatula or scraper to “deglaze” — lifting off stuck bits before you scrub. citeturn0search3turn0search6

🤔 What Reddit (real-people experience) says — things worth trying

On cooking/community forums, many people have had success cleaning burnt sugar or chocolate from stainless (or metal) cookware. A few take-aways:

“I put my stainless steel skillet in a stockpot filled with a water/vinegar mix. Boiled it, stuff came right off with a light scrub.” citeturn0search1
“Heat + Baking soda works instead of elbow grease.” citeturn0search1turn0search4

Some mention using a scouring sponge (or a somewhat abrasive “Dobie sponge”) rather than steel wool, to avoid scratching. citeturn0search1turn0search11

🧪 My off-the-top suggestions (based on common sense + what I’ve seen work)

Here are a few approaches you could try right away — sometimes the “simple and lazy” way works best:

Fill the double boiler with just enough hot water to cover the chocolate residue, add a couple tablespoons of baking soda, let it sit for 30–60 min (or overnight), then wipe/scrub gently.
If residue is stubborn: add a splash of white vinegar (or squeeze a little lemon juice), bring to a low simmer, then remove from heat and scrub.
Use a nylon scrubber or soft pot-scrub sponge (avoid metal wool if it's stainless but polished) to avoid scratching.
If the pan bottom is stainless steel and you want it extra clean, a paste of baking soda + water applied and left to sit for a few hours sometimes helps lift darker residue.

⚠️ What to watch out for

Avoid very aggressive metal steel wool on polished stainless — it can scratch or dull the finish. (People in forums often recommend gentler scrubbers.) citeturn0search9turn0search11
If you use vinegar or acidic cleaners (lemon, vinegar + baking soda), rinse thoroughly. Some methods recommend a final soapy rinse to ensure no residual odor or acidity remains. citeturn0search3turn0search8

If you like — I can give you 5 different “recipes” (in steps) to clean your double boiler right now, ranging from “easy & lazy” to “deep clean” approach — that way you can pick based on how stubborn the chocolate is.
Do you want me to draft those for you now?

G: Got it — you’re not cleaning hardened chocolate; you’re trying to get rid of a small amount of still-melted chocolate in a double boiler without melting plastic or wrecking your plumbing.
Here are the practical, zero-nonsense options that don’t damage anything:

1. Pour it onto something disposable (best option)

Line a plate or tray with parchment paper, foil, or even wax paper.
Pour the chocolate onto it. Let it cool. Throw it away.

Japanese: 紙（かみ）に流（なが）して冷（ひ）やす。 — Pour it onto paper and let it cool.

This avoids plumbing, avoids heat issues, and is the cleanest solution.

2. Scrape most of it out while still warm

Use a silicone spatula and scrape the chocolate into:

A paper towel “nest”
A used food container you were going to throw out
A piece of foil shaped into a little bowl

Let it solidify → toss.

This gets you down to a thin residue that can be washed safely.

3. If you want zero waste: dissolve it in hot water

If the amount is tiny, fill the pot with very hot water, whisk to dissolve the chocolate completely, then dump the water.
Once the fat is fully emulsified, it’s no worse than pouring out hot cocoa.

This is safe for the sink because nothing is solid and there’s no thermal shock to pipes.

4. Let it cool in the pot, then scrape

If you truly don’t want to deal with it while hot:
Let the chocolate cool and firm up in the pot → scrape → dispose.
Then wash normally.

Japanese: 冷（ひ）えてから削（けず）る。 — Let it cool, then scrape.

5. Emergency option: spread it thin on the inside wall

If you can’t pour or scrape for some reason:
Tilt the pot and spread the chocolate into a thin film on the side.
It cools in seconds → wipe with paper towels → throw out.
Then wash normally.

Safest recommendations in order

Pour onto foil/parchment → cool → toss.
Scrape into a paper towel or foil “cup.”
Dissolve with hot water if it’s really just a smear.

If you tell me what tools you do have on hand (foil, parchment, paper towels, extra containers), I’ll pick the simplest 10-second method.

✅ What experts and cooks recommend