So walnut halves will take longer than slivered or sliced almonds. You can also toast nuts in the oven or on a dry skillet and even in the microwave.

Nuts take on a different taste and texture depending on if you roast them in the oven or on a stovetop. Here is when and how ...

Q: What’s the best way to toast nuts?— Rose Marie Donovan,Brighton, Mich.A: Using a toaster oven is one of my favorite ways to toast nuts — especially in small amounts.

Toasting in a skillet takes less time than in the oven, but the nuts can burn quickly. Once they are toasted, remove immediately from the skillet to prevent additional toasting.

I buy toasted walnuts specifically for this recipe. If yours are raw, you'll want to toast them. Here's a guide for how to toast walnuts in the oven or the stovetop.

Place walnuts on a foil-lined baking tray and toast in oven or toaster oven or under a broiler 2 to 3 minutes. Add olive oil to the couscous and fluff with a fork to separate grains.