Crispy Air Fryer Tempeh (Easy Marinated Recipe)
Tempeh is made from whole fermented soybeans pressed into a firm, nutty cake. Unlike soft tofu, tempeh has a hearty, dense texture that holds its shape under intense dry heat. In an air fryer, rapid convection heat circulates directly around the marinated cubes, caramelizing the soy-maple glaze on the surface while locking in moisture for a satisfying, chewy bite.
Instructions
- 01
Optional bitterness reduction: Place tempeh cubes in a steamer basket over simmering water for 5 minutes (or microwave in a bowl with 2 tbsp water covered for 2 minutes). Pat dry with paper towels.
- 02
In a medium bowl, whisk together the tamari, sesame oil, maple syrup, garlic powder, onion powder, smoked paprika, black pepper, and water.
- 03
Add the tempeh cubes to the marinade and toss gently until every piece is evenly coated. Let sit for 5 to 10 minutes to absorb flavors.
- 04
Preheat your air fryer to 375°F (190°C) for 3 minutes.
- 05
Arrange the marinated tempeh in a single layer in the air fryer basket with small gaps between pieces for optimal air circulation. Do not overcrowd.
- 06
Air fry at 375°F (190°C) for 10 to 12 minutes, pausing at the 6-minute mark to shake the basket or flip the cubes with tongs for even browning.
- 07
Remove when the exterior is golden brown and crisp-edged. Serve warm over rice, noodles, or tossed into fresh salads.
- ✦Steaming Reduces Bitterness: Tempeh has a naturally earthy, slightly bitter fermented flavor. Optional brief steaming can mellow tempeh's flavor and help it absorb the marinade more evenly.
- ✦Even Cube Sizing: Cut tempeh into uniform 1/2-inch cubes so all pieces crisp at the exact same rate.
- ✦Single Layer Cooking: Ensure the cubes are spread evenly across the basket. Overlapping pieces will steam rather than develop crisp edges.
- ✦No Cornstarch Needed: The natural sugar in maple syrup and tamari creates rich Maillard browning and crisp edges without requiring powdery starches.
- ✦Storage & Reheating: Store cooked tempeh in an airtight container in the fridge for up to 5 days. Reheat in the air fryer at 360°F (182°C) for 3 minutes to restore crispness.

Converting from a Standard Oven?
Adapting this dish from a conventional oven recipe? Calculate temperature reductions and convection cook times.
Easy Variations
Buffalo Tempeh
Toss cooked tempeh cubes in warm Buffalo sauce immediately after air frying.
Barbecue Glazed Tempeh
Brush with sweet BBQ sauce during the final 2 minutes of air frying.
Teriyaki Tempeh
Swap the marinade for 2 tbsp low-sodium teriyaki sauce and fresh ginger.
Smoky Tempeh Bacon Strips
Cut tempeh into thin 1/4-inch strips and add 1/4 tsp liquid smoke to the marinade.
Frequently Asked Questions
Q: How long does tempeh take in the air fryer?
A: Tempeh cubes take 10 to 12 minutes at 375°F (190°C), shaking the basket halfway through at 6 minutes.
Q: Do you need to steam tempeh before air frying?
A: Steaming is optional. A brief 5-minute steam mellows tempeh's flavor and helps it absorb the marinade more evenly, but you can air fry directly if you enjoy tempeh's natural earthy flavor.
Q: Why is my air fryer tempeh dry?
A: Dry tempeh occurs from overcooking past 13 minutes or slicing pieces too thin. Tossing in a balanced oil-and-tamari marinade locks in moisture.
Q: What is the difference between tempeh and tofu?
A: Tempeh is made from whole fermented soybeans pressed into a firm, nutty cake with higher fiber and a hearty chew, while tofu is made from curdled soy milk into soft, smooth blocks.
Q: Can you freeze cooked air fryer tempeh?
A: Yes, freeze cooled cooked tempeh in an airtight freezer container for up to 3 months. Reheat directly from frozen in the air fryer at 375°F for 5 minutes.
Nutrition
Approximate values — meant as a guide, not a verdict.
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