How many servings a recipe makes depends on whether somebody likes it.

E.g. SEAsian salad for Mark and me:

½ lb green mango (shredded)
2 ¼ oz lettuce leaves (shredded)
mint leaves (shredded)

¼ C lime juice
1T fish sauce
1t turbinade sugar
6 drops hot sauce

1 oz roasted peanuts

Sauce is too sour for Mark, so I eat all the rest of the salad after our first portions.