If the recipe calls for 24 people and requires the following:
1/2 cup peanut butter
3 1/2 cups oats
1/4 cup brown sugar
1/3 cup carob chips
1/3 cup honey
2/3 cup raisins
1 egg
1 tbsp vegetable oil
1 tsp vanilla
1/2 salt

And if I had to change the amount of people to 18, what would the recipe be?