Hot stock and saffron water in; arrange flat and DO NOT STIR AGAIN — stirring makes risotto; stillness makes paella. Simmer 18 minutes, shrimp and peas pressed in for the last 6.
18 min — timer available in cooking mode
Why this works
Bomba absorbs three times its volume without breaking — the reason Spaniards guard it. The no-stir rule builds the crust.