You can use fresh rosemary instead of dried rosemary at a ratio of 1 tbsp fresh per 1 tsp dried. Fresh rosemary replaces dried at 1 tablespoon of fresh for every 1 teaspoon of dried, and the dish gains a brighter, greener pine note. The catch is the needles: fresh rosemary is tough and woody, so it must be chopped fine or used as a whole sprig that gets fished out.

All amounts in this guide are approximate. Taste as you go, adjust to your dish, and verify with a kitchen scale where weighing matters, because a spoonful can vary with how full it is and how finely the ingredient is ground.

The ratio, in a table

The table below scales the swap from the smallest amount to a full batch. The rule never changes: 1 tbsp fresh per 1 tsp dried.

Dried rosemary called for Fresh rosemary to use Notes
1 tsp dried rosemary 1 tbsp fresh rosemary The basic rule
2 tsp dried rosemary 2 tbsp fresh rosemary
1 tbsp dried rosemary 3 tbsp fresh rosemary
1 tbsp + 1 tsp dried rosemary 1/4 cup fresh rosemary 4 tbsp fresh
2 tbsp + 2 tsp dried rosemary 1/2 cup fresh rosemary 8 tbsp fresh
5 tbsp + 1 tsp dried rosemary 1 cup fresh rosemary 16 tbsp fresh

Worked examples

A focaccia topped with rosemary

A focaccia recipe calls for 1 teaspoon of dried rosemary pressed into the dough. Use 1 tablespoon of fresh rosemary needles instead, chopped fine and scattered over the top with olive oil. The fresh herb perfumes the bread as it bakes, and the needles crisp in the oven without turning bitter. The focaccia tastes brighter and looks better, with green flecks across the golden crust, and the rosemary flavour is unmistakable.

A roast chicken stuffed with herbs

A roast chicken recipe asks for 1 tablespoon of dried rosemary in the cavity with a lemon. Swap in 3 tablespoons of fresh rosemary, using whole sprigs so they can be pulled out after roasting. The fresh sprigs release their oils into the chicken as it roasts, and the meat tastes fragrant and piney. Whole sprigs are the right form here, because chopped fresh rosemary would be hard to fish out of the cavity.

A pan of roasted root vegetables

A roasted root vegetable recipe uses 2 teaspoons of dried rosemary tossed with the vegetables. Use 2 tablespoons of fresh rosemary needles instead, chopped fine and tossed with the oil halfway through roasting. The fresh herb crisps without scorching, and the vegetables come out fragrant and caramelised. Adding it halfway through protects the fresh needles from the long roast, which would dry them out and turn them bitter.

What changes in the result

The flavour turns brighter and greener, with a fresher pine note that dried rosemary loses. In a focaccia or a roast that is an improvement, because the dish tastes more alive. The texture changes more than the flavour: fresh rosemary needles are tough and woody, and they must be chopped very fine or used as whole sprigs, while dried rosemary is crumbly and softens in cooking. The colour improves, with green needles where the dried herb was grey. The one thing that gets worse is convenience: fresh rosemary needs stripping and chopping, while dried rosemary just needs a spoon.

When not to substitute

Do not substitute dried herbs for fresh in salads, garnishes or dishes where the herb is eaten raw. If the recipe depends on dried rosemary for its defining flavour or structure, do not make the swap at all. Buy the missing ingredient instead, because a substitution that changes the dish into something else is not a substitution worth making.

Where it works best, and where it does not

Fresh rosemary shines in focaccia, roast chicken, grilled meats and roasted vegetables, where the needles crisp and the flavour stays bright. It is at its best when used as whole sprigs in a cavity or a pot, where it perfumes the dish and is fished out afterwards. It fails in a dish that simmers for hours, such as a slow stew, where its brightness cooks away; there, dried rosemary is the better herb, and fresh rosemary should only appear at the end, finely chopped.

How to use it well

Strip fresh rosemary leaves from the woody stems by running your fingers down the sprig, then chop the needles very fine, because whole fresh needles are tough to chew. Add them late in cooking or halfway through a roast, so they crisp without scorching. Use three times as much fresh as the dried amount, and taste before serving. Store fresh rosemary in the fridge wrapped in a damp cloth, where it keeps for two weeks, or freeze whole sprigs in a bag. If you have a rosemary bush, it grows year-round, so fresh rosemary is rarely out of reach.

Frequently asked questions

How much fresh rosemary replaces dried rosemary?

Use 1 tablespoon of fresh rosemary for every 1 teaspoon of dried rosemary. A recipe calling for 1 tablespoon of dried rosemary needs 3 tablespoons of fresh rosemary needles, and a recipe calling for 2 teaspoons of dried rosemary needs 2 tablespoons of fresh. Strip the needles from the stems first, because the stems are woody and inedible.

Should I chop fresh rosemary or use whole sprigs?

It depends on the dish. Chop it fine for roasts, vegetables and doughs, where the needles need to spread through the dish. Use whole sprigs for a chicken cavity, a stock or a stew, where the sprig perfumes the dish and is fished out at the end. Whole needles in a finished dish are tough and unpleasant, so never serve them unchopped unless they are a garnish that gets removed.

Can fresh rosemary go in at the start of cooking?

In a roast, yes, because the needles are tough and the oven heat crisps them. In a soup or a stew, add it in the last fifteen minutes, because a long simmer dulls its brightness. Dried rosemary wants the opposite treatment, going in early so it softens. When you swap the herb, swap the timing too.

Why is fresh rosemary so tough?

Rosemary is a woody Mediterranean shrub, and its needle leaves are built to survive drought and heat, so they are thick, resinous and hard. Chopping them fine breaks the needles down so they soften in cooking. Dried rosemary is crumbly because drying makes the needles brittle, which is why it spreads more easily through a dish.

How do I store fresh rosemary?

Wrapped in a damp cloth in the fridge, where it keeps for about two weeks. Rosemary is hardier than most fresh herbs and tolerates the cold well. For longer storage, freeze whole sprigs in a sealed bag, and use them straight from frozen. Dried rosemary keeps for a year, so keep a jar as well for the dishes where it works better.

Rosemary is one of the few herbs that dries well because its needle-like leaves hold their oils. Dried rosemary works best in long-cooked dishes — roasts, stews, braises — where it has time to soften. For quick dishes, crush the dried needles between your fingers first, or the woody bits will stay hard in the finished dish.

Related links