Thai Basil Corn Muffins
Golden, tender muffins studded with fresh corn kernels and fragrant Thai basil, with a hint of jalapeño heat. These savory-sweet quick breads are perfect as a breakfast treat or accompaniment to soup and stews. The cornmeal gives a slight crumbly texture while the Thai basil brings an unmistakable aromatic complexity.
Steps
Before you start
- Preheat oven to 400°F (200°C)
- Line a 12-cup muffin tin with paper liners or grease wells with butter
- Have all ingredients at room temperature
- Measure and mince the Thai basil and jalapeños just before mixing
Combine dry ingredients
- In a large mixing bowl, whisk together the all-purpose flour, cornmeal, baking powder, and salt.
- Set aside.
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Ready when: ingredients evenly distributed
Tip: Whisk the dry ingredients to aerate the flour and distribute the leavening agent evenly for consistent rise.
Whisk wet ingredients
- In a medium mixing bowl, whisk together the eggs and granulated sugar until pale and foamy, about 1 minute.
- Add the buttermilk and melted butter, then whisk until fully combined.
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Ready when: mixture is smooth and uniform in color
Tip: Whisk the eggs and sugar first to incorporate air, which helps create lighter, more tender muffins.
Fold in aromatics
- Add the minced Thai basil, diced jalapeño, and lime zest (if using) to the wet mixture.
- Stir gently with a spoon to distribute evenly.
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Ready when: basil and jalapeño are evenly dispersed
Tip: Add aromatics to the wet mixture so they distribute more evenly than if added to dry ingredients.
Combine corn kernels
- Stir the corn kernels into the wet mixture until distributed.
- Do not overmix—some kernels may clump together slightly, which is fine.
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Ready when: corn kernels are scattered throughout the liquid
Tip: Pat corn dry before adding to prevent excess moisture from making batter too wet.
Fold dry into wet
- Pour the wet mixture into the bowl with dry ingredients.
- Using a rubber spatula or wooden spoon, fold gently just until the dry ingredients are moistened and no streaks of flour remain.
- The batter will be slightly lumpy—do not overmix, or muffins will be tough.
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Ready when: no visible dry flour streaks; batter is slightly textured
Tip: Fold gently and stop as soon as you see no more flour. Overmixing develops gluten and makes dense, tough muffins.
Fill muffin cups
- Divide the batter evenly among the 12 muffin cups, filling each about two-thirds full.
- Tap the tin gently on the counter once to release any large air pockets.
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Ready when: batter is evenly distributed
Tip: Filling cups two-thirds full leaves room for the muffins to rise without overflowing.
Bake muffinsOven 400°F / 205°C
- Bake at 400°F (200°C) for 20–22 minutes, until the tops are golden brown and a toothpick inserted into the center of a muffin comes out with a few moist crumbs (not wet batter, but not completely dry).
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Ready when: tops are golden brown; toothpick inserted in center comes out with a few moist crumbs, not wet batter
Tip: Do not overbake—muffins with a few moist crumbs will continue to set as they cool and will be tender. Overbaked muffins become dry.
Cool briefly in tin, then transfer
- Let muffins rest in the tin for 5 minutes, then turn them out onto a wire rack to cool completely.
- This prevents the bottoms from becoming soggy.
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Ready when: muffins release easily from the cups
Tip: A brief rest in the hot tin allows carryover cooking and helps muffins firm up, making them less likely to crumble when turned out.
Good to know
Tips
- Thai basil leaves are tender and fragrant; mince them as close to baking time as possible to preserve their volatile oils and aroma.
- If you cannot find fresh Thai basil, look in Asian markets or specialty grocery stores; frozen Thai basil is a reasonable backup (thaw and dry well before mincing).
- For extra dimension, toast the cornmeal in a dry skillet over medium heat for 2–3 minutes before mixing to deepen its flavor.
- These muffins pair beautifully with coconut milk-based curries, soups, or a generous dollop of whipped butter infused with lime and Thai basil.
Make ahead
Batter can be prepared up to 2 hours ahead and refrigerated in an airtight container. Fill muffin cups just before baking (do not let the batter sit in the tin, or it will absorb moisture and rise unevenly). Baked muffins keep at room temperature for up to 2 days.
Storage & reheating
Room temperature (up to 2 days in an airtight container); refrigerator (up to 5 days, covered); freezer (up to 3 months, wrapped individually in plastic wrap and stored in a freezer bag). Reheat in a 300°F (150°C) oven for 8–10 minutes, or unwrap and microwave on 50% power for 20–30 seconds until warm.
Substitutions
- fresh Thai basil leaves → fresh mint or regular sweet basil. Thai basil has a distinctive anise-like flavor; mint or sweet basil will give a different but pleasant aromatic profile. Use the same amount.
- buttermilk → plain yogurt thinned with a splash of milk, or milk mixed with 1 tbsp lemon juice (let sit 5 minutes). Acidic dairy helps the muffins rise and creates tenderness. A 1:1 ratio works for either substitute.
- fresh or frozen corn kernels → diced red bell pepper or diced green chiles. For a more savory direction, swap corn for an equal weight of diced vegetables. The muffins will be less sweet.
- fresh jalapeño pepper → 1 tsp red pepper flakes or ½ tsp cayenne powder (adjust to taste). For consistent heat without chunks, use dried spices. Taste-test with ½ tsp first and add more if you prefer spicier muffins.
