Making a Baby Is Like Making Egg Salad

Lisa, dear, making a baby is like... It's, um... It's like making egg salad. You, the woman, produce the eggs, and the man furnishes the mayonnaise -- of course, you don't need chopped celery for -- oh, I've just given you my egg salad recipe, and I was saving that for your 21st birthday.

Lisa's mother tries to explain to her what making a baby is like.