"Remaining tbsp" refers to the amount of a particular ingredient that is left in a recipe or dish, measured in tablespoons. It is used to indicate the quantity that has not been used or consumed yet. Full definition
In a separate pan heat remaining tbsp of butter and lightly sauté zucchini noodles for 1 - 2 minutes, until slightly soft but mostly first. (lexiscleankitchen.com)
While chicken is cooking, melt remaining tbsp of butter in another nonstick skillet over medium high heat. (laaloosh.com)
Reduce heat to medium and add remaining Tbsp olive oil to pot. (nickyusa.com)