Watermelon and feta cheese salad

INGREDIENTS 

1 quart of watermelon 
150g of feta cheese
mint leaves, parsley leaves 
one small onion 
1 lemon juice
olive oil 
salt and pepper 

RECIPE 

Cut the watermelon into small cubes. Remove the  seeds as much as possible. Cut the feta cheese into cubes as well. chop the onion and place it in the  lemon juice about ten minutes.. cut the parsley and the mint  leaves  into small strips. mix all the component  together and add the lemon juice with the oignon. Add salt , pepper and the olive oil to taste. Serve chilled as an entrée.