From Longman Dictionary of Contemporary Englishheat something through phrasal verbDFCHOTto heat food thoroughly → heat→ See Verb table
Examples from the Corpus
heat through• Add the chopped onion to the mixture and heat it through.• Make sure you heat that stew through before you eat it.• Theda gasped as the little touches of his mouth sent flickers of heat rippling through her body.• The silk of his robe touching her bare skin sent a terrible heat washing through her.• Explanation Heat is transferred through objects by a process called conduction.• Smoke, dust and heat burst through the hole behind them.• The time scale over which uplift takes place depends upon the way in which heat is transferred through the lithosphere.• Dozens of high flats with all their different curtains and radiator heat going through the rooms.• The longer wavelengths associated with heat were radiating through the thick plywood board that covered the one window in his darkroom!• Oil foamed around the islands of fritters, heat escaped through their centers to the pimpled surface. 