Girls, what should I do? My son has developed an unrealistically high …

Girls, what should I do? My son has developed an unrealistically high interest in food, he stares at it and reaches out with his hands, moving his lips. I didn't plan on giving him solids until 6 months, but now I'm thinking maybe starting with 5 months? Recently, I gave him a bite of apple, and he reached for it, licked it, I gave him a little bit to lick, he grabbed it with his hand and started sucking straight away ? God, he doesn't seem hungry, he doesn't seem to understand what food is, but he's so eager to try it! Tantrums when you take it away (( Yesterday, I gave him a bite of mango, he