I am not familiar with the uses of blackstrap molasses, I am sorry to say. (makingahouseahome.net)
Following this advice, I used 1/3 cup of brown rice syrup plus about 1 tablespoon of blackstrap molasses in place of the brown sugar, and decreased the amount of buttermilk by a smidgeon (probably about 2 tablespoons). (korenainthekitchen.com)
Angela has also shared maple baked lentils with blackstrap molasses as well as a Pumpkin Maple -LSB-...] (tastespace.wordpress.com)