How many grams in a tablespoon of sour cream?

1 tablespoon of sour cream weighs about 15 grams (0.53 oz). 1 teaspoon is about 5 grams.

This uses 1 cup of sour cream = 240 g and 16 US tablespoons per cup.

Sour cream and Greek yogurt weigh about the same per cup and can often stand in for each other in baking.

Tablespoons to grams

Tablespoons	Grams	Ounces	Teaspoons
1 tbsp	15 g	0.53 oz	3 tsp
2 tbsp	30 g	1.06 oz	6 tsp
3 tbsp	45 g	1.59 oz	9 tsp
4 tbsp	60 g	2.12 oz	12 tsp
5 tbsp	75 g	2.65 oz	15 tsp
6 tbsp	90 g	3.17 oz	18 tsp
8 tbsp	120 g	4.23 oz	24 tsp
10 tbsp	150 g	5.29 oz	30 tsp
12 tbsp	180 g	6.35 oz	36 tsp
16 tbsp	240 g	8.47 oz	48 tsp