Condensed Milk — Cups to Grams

1 cup of condensed milk = 306 grams

1 cup of condensed milk weighs approximately 306 grams. Use the converter below for custom amounts, or check the full conversion table.

Condensed Milk Converter

Result

306 g

Why Does Condensed Milk Weigh 306g Per Cup?

1.29x

Condensed milk is much denser than water — at 306g per cup versus water's 237g, it's about 29% heavier. This high density comes from the concentrated sugars and reduced water content. It's one of the densest liquid ingredients commonly used in baking, which is why recipes often specify it by can rather than cup.

A cup of condensed milk (306g) weighs significantly more than a cup of regular milk (244g) or even honey (340g). It's similar in density to maple syrup (322g) and corn syrup (340g). A standard 14 oz (397g) can contains about 1¼ cups. The thickness makes it seem like there's less than there is.

When Does Precision Matter for Condensed Milk?

Condensed milk precision matters most in candy-making (fudge, caramels) where sugar concentration affects texture and setting. In key lime pie and no-bake cheesecakes, the ratio to other ingredients determines consistency. For tres leches cake, precision affects how much the cake absorbs. In coffee and tea, precision doesn't matter — sweeten to taste. When making dulce de leche, use the whole can as specified.

How to Measure Condensed Milk Correctly

Condensed milk should be measured by spooning it into the measuring cup and scraping it level. Coat your measuring cup with cooking spray first — this helps the sticky milk slide out completely. For accuracy, weigh it: 1 cup = 306g, 1 standard can (14 oz/397g) = about 1¼ cups. Warm condensed milk flows more easily; cold condensed milk is very thick.

Understanding Condensed Milk Measurements

Sweetened condensed milk is whole milk with about 60% of the water removed and sugar added (about 45% sugar by weight). One cup weighs approximately 306 grams — much heavier than regular milk due to the concentrated sugars. It's thick, sticky, and intensely sweet with a slight caramel note. Don't confuse it with evaporated milk, which is unsweetened. The high sugar content acts as a preservative, giving it a long shelf life.

Common Uses in Baking & Cooking

Condensed milk is essential in many classic desserts: key lime pie, tres leches cake, fudge, caramel (dulce de leche), and Vietnamese iced coffee. It's used in no-bake desserts because its sugar content helps mixtures set without cooking. In baking, it adds sweetness, moisture, and a distinctive creamy flavour. It's also used in ice cream bases and as a sweetener in tea and coffee. If you need a substitute, see our Condensed Milk substitution guide.

Storage and Handling Tips

Store unopened cans at room temperature for up to 2 years. Once opened, transfer to an airtight container and refrigerate — it keeps for 2-3 weeks. The high sugar content prevents bacterial growth but not indefinitely. If it darkens significantly, develops off odours, or shows mould, discard it. You can freeze condensed milk for up to 3 months, though texture may change slightly.

Need to convert condensed milk to other units? Try our cups to grams converter or tablespoons to grams converter.

Related Guides

Related Ingredients

Condensed Milk Conversion Table

AmountGramsOunces
1 teaspoon6.38g0.22 oz
1 tablespoon19.1g0.67 oz
¼ cup76.5g2.7 oz
⅓ cup102g3.6 oz
½ cup153g5.4 oz
⅔ cup204g7.2 oz
¾ cup230g8.1 oz
1 cup306g10.8 oz
1½ cups459g16.2 oz
2 cups612g21.6 oz

Condensed Milk — US, Metric & UK Cup Conversions

Cup sizes vary by country. This table shows how much condensed milk weighs when measured with US cups (most online recipes), metric cups (Australia, NZ, Canada), or UK/Imperial cups.

AmountUS Cup(236.6 ml)Metric Cup(250 ml)UK Cup(284 ml)
¼ cup76.5g80.8g91.9g
⅓ cup102g108g122g
½ cup153g162g184g
⅔ cup204g216g245g
¾ cup230g243g276g
1 cup306g323g367g
1½ cups459g485g551g
2 cups612g647g735g

Note: US cups (236.6 ml) are standard in most online recipes. Metric cups (250 ml, used in Australia, NZ, Canada) hold 5.7% more. UK/Imperial cups (284 ml) hold 20% more than US cups.

Need a Substitute?

Out of condensed milk? We've got 2 tested alternatives with exact ratios.

Coconut Condensed Milk(1:1)
Evaporated Milk + Sugar(1 cup evaporated milk + ¾ cup sugar)
See all alternatives for Condensed Milk

Frequently Asked Questions

What's the difference between condensed milk and evaporated milk?
Condensed milk is sweetened (about 45% sugar) and very thick. Evaporated milk is unsweetened, with just water removed, and pours like cream. They're not interchangeable. To substitute evaporated milk for condensed milk, add ¾ cup sugar per cup of evaporated milk and heat until dissolved. There's no easy way to substitute condensed milk for evaporated milk.
How do I make dulce de leche from condensed milk?
Submerge an unopened can in a pot of water (water should cover the can by 2 inches). Simmer for 2-3 hours, adding water as needed to keep the can submerged. Let cool completely before opening. Alternatively, pour condensed milk into a baking dish, cover with foil, and bake in a water bath at 425°F/220°C for 1-1.5 hours until golden brown.
Can I make condensed milk at home?
Yes. Combine 1 cup whole milk with ⅔ cup sugar and 2 tablespoons butter. Simmer over medium-low heat, stirring frequently, until reduced by half (about 20-30 minutes). It should coat a spoon thickly. Cool before using. Homemade condensed milk is slightly less thick than canned but works in most recipes.
How many grams in 1 cup of condensed milk?
One US cup of sweetened condensed milk weighs approximately 306 grams. A standard 14 oz (397g) can contains about 1¼ cups. In a metric cup (250ml), condensed milk weighs about 323g. In a UK Imperial cup (284ml), it weighs about 367g.
Why is my condensed milk brown or dark?
Condensed milk naturally darkens over time due to the Maillard reaction between the milk proteins and sugars. Slight darkening is normal and safe — the milk just tastes more caramelized. However, if it's very dark, has an off smell, or has been open for more than 3 weeks, discard it. Heat accelerates darkening, so store away from heat sources.

More Dairy

Related Converters

Values are approximate and can vary depending on how the ingredient is measured. For precision baking, we recommend using a digital kitchen scale.