Wash grapefruit; dry and cut in halves crosswise.
Loosen flesh sections, and remove membrane, cores, and seeds as in Halves of Grapefruit.
Sprinkle 1 teasp of granulated sugar and 2 teasp brown sugar over each grapefruit half.
Brush each with 1 1/2 teasp butter.
Broil for 10 min or until golden brown.
Just before serving, pour over each half 1 tablesp.
If preferred, all brown sugar, honey, maple syrup or corn syrup, may replace the sugars.
Or bake grapefruit in hot oven of 450°F 20 min.