One tablespoon of molasses is a thick, dense liquid that measures 1 tbsp (14.8 mL). It is about the size of a grape and fills a glass 1.03 in (2.61 cm) wide.

In kitchen measures
3 teaspoons
3 tsp · 1 tbsp · 0.063 cups
about the size of a grape
Molasses typically ranges 1.35–1.45 g/mL depending on how it's packed. A firmly packed scoop weighs more.