Two fire engines were called to a house in Fulwood at around 6pm on Saturday (18 December).
A cooker caught fire at the property in St Clares Avenue.
One casualty received first aid.
A spokesperson for Lancashire Fire and Rescue Service said: “Firefighters used one hose reel jet, two breathing apparatus, one positive pressure ventilation unit, and one reciprocating saw to extinguish the fire.”
Read more: Cooking is the number one cause of house fires in Lancashire
Crews were in attendance for almost two hours.
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