a hot meal is called "un repas chaud" in French
repas
plat préféré
Bon apetit
In French, the phrase "large portion" is called "grande partie" and "large meal" is "repas copieux".
"Enjoy your meal" is "appréciez votre repas" in French. A standard formula is "bon appétit".
We say "Bon appétit"
You could borrow the French and say "bon apetit", or say "Enjoy your meal." It literally means "good benefit".
le repas de midi literally: midday meal
Le plat principal.L'entréeLe plat (principal)Le fromageLe dessert
"bon appetit" is usually said before eating.
"Sea shells" in French is pronounced "coquillages."