How do you convert half and into heavy cream?

You can't directly convert half-and-half into heavy cream. They are different products with different fat content:

* Half-and-half has a fat content of around 10-18%.

* Heavy cream has a fat content of at least 36%.

Here's why you can't simply convert them:

* Fat Content: Heavy cream needs a significantly higher fat content than half-and-half.

* Consistency: Heavy cream is thick and rich, while half-and-half is thinner.

Alternatives to Converting:

* Use a Substitute: If you need heavy cream for a recipe but only have half-and-half, you can try a substitute:

* Whipped Heavy Cream: You can whip half-and-half with some cornstarch or gelatin to thicken it and make it resemble heavy cream.

* Sour Cream or Greek Yogurt: In some recipes, you can use sour cream or Greek yogurt as a substitute for heavy cream.

* Buy Heavy Cream: The easiest solution is to simply purchase heavy cream from the grocery store.

Important Note: While these substitutes can work in some cases, they may not always give you the same texture or flavor as using actual heavy cream.