Try it let me know how you like it.
God bless & Cheers,
1/2 oz of lime
1 1/2 oz of Puerto Rican Rum ( Ron Merito, Boca Chica or Brugal )
Dash of grenadine
Squeeze fresh lime and drop in the shaker with finely cracked ice, add rum and grenadine, shake and pour unstrained into and Old-Fashioned glass.