...Although adding to mfg cost, etc., a larger diameter dual-range burner similar to Thermador's Star burner style or similar, would be more useful for me for cooking for 1 or 10. But I've got a little problem with OCD so no detail is too small
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I looked up Thermador star burner parts to do the conversion. It's over $200 per burner!
You would have to find a heck of a deal on the stove not to violate the $20 rule!