Basil: The King of Herbs

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Post-Gazette food writer Gretchen McKay has had a lot of success with basil in her garden this year. (Gretchen McKay/Pittsburgh Post-Gazette/TNS)
Cool and creamy, lime pie studded with bits of basil hits the spot on a hot summer night. (Gretchen McKay/Pittsburgh Post-Gazette/TNS)
Basil pesto requires no cooking and comes together in minutes in a food processor or blender. (Gretchen McKay/Pittsburgh Post-Gazette/TNS)
Basil butter dresses up corn on the cob and also brightens grilled meats and fish. (Gretchen McKay/Pittsburgh Post-Gazette/TNS)
ABOVE: Green beans add crunch to Thai stir-fry dish basil chicken while minced chile peppers add heat. BELOW: Cool and creamy, lime pie studded with bits of basil hits the spot on a hot summer night. (Photos by Gretchen McKay/Pittsburgh Post-Gazette/TNS)
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Basil has long been considered the “king of herbs” because it is so flavorful and versatile.

Native to parts of Asia and Africa, it’s grown all over the world and used in a variety of cuisines, although the sweet variety (Ocimum bacilicum) and its close cousin Genovese basil are most associated with Italian and Mediterranean cooking.

Basil plays a supporting role in any number of pasta dishes, and it pairs so wonderfully with tomatoes that it is a key player not just in caprese salad and classic marinara sauce but also on a pizza margherita as a salute to the green stripe in Italy’s flag.

It was considered a token of love in Italian folklore. If a man accepted a sprig of sweet basil from a woman, it was believed that he’d fall helplessly in love with her.

Thai basil, conversely, has a licorice flavor, making it a go-to choice for Asian dishes. Another popular variety, lemon basil, has a noticeable citrus flavor that lends itself to seafood. Purple basil, in addition to adding a beautiful pop of color to dishes, has a slightly spicy flavor and is good in salads or when steeped in vinegar.

Basil needs some TLC when it is brought home from the market or taken inside from the garden. It does a lot better stored like a bouquet of flowers in a glass of water on the counter at room temperature. But the leaves also can be wrapped in paper towels, placed in a plastic bag and slipped into the fridge. Just know they keep only for a day or so when chilled.

If you’ve got it in spades, consider freezing it. You’ll have to blanch the leaves first to preserve its beautiful bright green color and then pat them dry with a dish cloth or paper towel. Place them in a freezer-safe container, separated into layers with wax or parchment paper. Or puree fresh basil leaves with a little olive oil (1 tablespoon per 1 cup of basil) and freeze the mixture in an ice cube tray.

But that’s for a later day. To use the basil immediately, we’ve got some tasty ideas.

Making pesto is a no-brainer. But don’t be content to simply toss the garlicky sauce made with pine nuts and olive oil with pasta. Spread it on sandwiches, dollop it on top of pizza, toss it with steamed or grilled vegetables, or whisk it with mayo into chicken, egg or tuna salad. You also can marry pesto with butter as an herby topping for corn on the cob.

If you’re looking for a basil-heavy main dish without ties to Italy, consider a spicy stir-fry. Thai chicken basil comes together in less time than it takes to order takeout. Thai chilies can make your palate burn, but spicy food actually helps to cool you off when it is hot because it makes you sweat.

And for dessert, nothing shouts summer like a cool and creamy lime pie. Take it to the next level by adding some basil to the filling. Sweet basil has a hint of mint that pairs exceptionally well with citrus, and everyone loves a bite of something sweet to close out the day.

SPICY THAI CHICKEN BASIL

This stir-fry pairs chicken and green beans in a rich and spicy sauce punctuated with lots of sliced basil. Authentic Thai basil chicken, not surprisingly, calls for Thai basil, a variety that has a slightly spicy, anise-like flavor. Serves 4.

2 tablespoons oil

3 tablespoons oyster sauce

2 tablespoons soy sauce

2 tablespoons fish sauce

3 tablespoons sugar

1 red bell pepper, chopped

8 ounces green beans, cut into 1-inch pieces

1/2 small yellow onion or 2 shallots, cut into thin slices

4 cloves garlic, minced

3 fresh red Thai chilies, deseeded and finely chopped, or or 1 teaspoon dried red-pepper flakes

1 1/2 pounds boneless, skinless chicken thighs, coarsely chopped

1 1/2 to 2 cups lightly packed basil leaves

Jasmine rice, to serve

Heat the oil in a wok or heavy, high-walled skillet over high heat. As the wok is heating up, whisk together the oyster sauce, soy sauce, fish sauce and sugar until well-combined. Set aside.

Add the bell pepper and green beans to the hot wok. Stir-fry for 1 minute. Stir in the onion, garlic and chilies. Cook until fragrant, about 1 more minute.

Add in the chicken and stir-fry, breaking apart as you go, until beginning to brown, about 2 minutes.

Pour in the prepared sauce. Continue to cook until the sauce begins to glaze onto the meat, about 1 to 2 more minutes.

Stir in the Thai basil leaves and cook until the chicken is completely cooked through, the basil is wilted, and the liquid has mostly evaporated. Serve. warm with rice.

CORN ON THE COB WITH BASIL PESTO BUTTER

Pesto is super easy to make, and it can dress up so many more things than a plate of pasta. For a spectacular summer taste, we suggest mixing it with softened butter to use as a spread for corn on the cob. Pesto butter also is wonderful on grilled meats or fish, potatoes or on toasted bread. Serves 3 to 6.

For pesto

2 cups packed basil leaves

2 tablespoons toasted pine nuts

1/3 cup grated Parmesan cheese

1/4 cup olive oil, or more to taste

Zest and juice of 1 lemon

Pinch of crushed red pepper flakes

Kosher salt

For corn

6 ears corn

4 tablespoons softened butter

Grated Parmesan cheese

Make pesto: In blender or food processor, combine all ingredients except salt and pulse until smooth but still a bit chunky, about 1 minute. Add a little more olive oil if it seems too thick. Taste and add salt as needed.

If not using right away, store refrigerated in an airtight container for up to 2 weeks. You also freeze the pesto in ice cube trays; add a drop of olive oil to the top of each cube and cover tightly with plastic wrap.

Bring a large pot of salted water to a boil. Add corn and cook 5 minutes.

While corn is cooking, mix softened butter with 2 tablespoons pesto.

Brush (or slather) pesto butter on top of cooked corned. If desired, sprinkle buttered ears with grated Parmesan. Serve immediately.

BASIL-KISSED LIME PIE

Serves 6 to 8.

For crust

10 full sheets of graham crackers

5 tablespoons melted unsalted butter

1/3 cup sugar

For filling

3 teaspoons grated lime zest

3 egg yolks

1 (14-ounce) can sweetened condensed milk

2/3 cup freshly squeezed lime juice, from about 6 limes

1/4 cup thinly sliced basil (about 12 large leaves)

1 cup heavy or whipping cream chilled, for garnish

Lime slices, for garnish

Preheat oven to 350 degrees.

Make crust: Finely grind graham crackers in a food processor or in a large plastic zip-close bag using a rolling pin. You should get about 11/2 cups of crumbs.

Mix the graham cracker crumbs, melted butter, and sugar together with a rubber spatula in a medium bowl until well combined. It will be coarse and sandy. Press the crust mixture into the bottom of a pie pan dish and slightly up the sides.

Bake crust for 8 minutes; remove and allow to cool slightly.

Prepare filling: Whisk the lime zest and egg yolks together in a medium bowl until creamy and well blended. Whisk in the sweetened condensed milk, then the lime juice. Gently fold in basil.

Bake pie until the center is set but still jiggles a little, about 15 to 17 minutes. Cool to room temperature then chill in the fridge for at least 3 hours.

When ready to serve, whip heavy or whipping cream with a mixer or in the bowl of a stand mixer outfitted with a whisk until stiff peaks form. Spoon whipped cream into a plastic zip-close bag, and snip off a corner. Pipe the whipped cream on the edges of the pie, zigzag it evenly across the top or simply serve it alongside the pie in a pretty bowl.

If you like, you also can garnish the pie with thin lime slices.