45g Butter in Cups
45 grams of butter is ¼ cup — 227g per US cup. Small butter amounts are best cut from the stick using the wrapper marks: one tablespoon is 14 g, and the printed lines are accurate.
How many cups is 45g of butter?
45 grams of butter equals:
Measuring by hand? That is 3 tablespoons + ½ teaspoon. It is about 20% of a 227 g US butter stick.
US butter wrappers are printed with tablespoon and stick marks, so cutting to the wrapper is usually more accurate than pressing butter into a cup.
Grams to Cups Converter
Quick select
45 grams of Butter is about ¼ cup, using a 236.588 millilitre cup at 227 grams per cup.
Reading
- cups
- 0.20
- tbsp
- 3.2
- tsp
- 9.5
See the full 45g to cups guide →
US customary cup (236.588ml) · 227g per cup
Dedicated conversion guides use the default US customary cup.
Applies to this page only — the database value (227g per US cup) is unchanged.
45g of butter vs other ingredients
Grams measure weight and cups measure volume, so the same 45 grams fills a different amount of cup for every ingredient:
| Ingredient | 45g in cups | g per cup |
|---|---|---|
| Butter | ¼ cup | 227 |
| All-Purpose Flour | ⅜ cup | 125 |
| Granulated Sugar | ¼ cup | 200 |
| Water | ¼ cup | 236 |
See all 45g conversions on the 45 grams to cups chart.
Nearby butter amounts
| Grams of butter | Cups | Tablespoons |
|---|---|---|
| 28g | ⅛ cup | 1.97 tbsp |
| 30g | ⅛ cup | 2.11 tbsp |
| 35g | ⅛ cup | 2.47 tbsp |
| 40g | ⅛ cup | 2.82 tbsp |
| 50g | ¼ cup | 3.52 tbsp |
| 56g | ¼ cup | 3.95 tbsp |
| 60g | ¼ cup | 4.23 tbsp |
| 65g | ¼ cup | 4.58 tbsp |
Full ladder on the butter grams to cups chart.
Frequently Asked Questions
How many cups is 45g of butter?
45 grams of butter is ¼ cup. In kitchen measures that is 3 tablespoons + ½ teaspoon, worked out from 227 grams per US cup.
How many grams are in 1 cup of butter?
One US cup of butter weighs about 227 grams, one tablespoon about 14.19 grams, and one teaspoon about 4.73 grams. This page divides 45 grams by that cup weight.
Is 45g of butter the same as 45g of all-purpose flour?
No. 45g of butter is ¼ cup, while 45g of all-purpose flour is ⅜ cup. Same weight on the scale, different volume in the cup, because the two have different densities.
How do I measure 45g of butter without a scale?
Use 3 tablespoons + ½ teaspoon. US butter wrappers are printed with tablespoon and stick marks, so cutting to the wrapper is usually more accurate than pressing butter into a cup.
Is it better to weigh butter or measure it in cups?
Weighing is more accurate, especially in baking, because it removes the variation in how the butter is packed into the cup. If you have no scale, use the cup figure above and keep your measuring method consistent across the whole recipe.