Caramelized Onion Tart

Name: Caramelized Onion Tart
Prep time: 40 min
Cook time: 30 min
Total time: 1 h 10 min
Cuisine: German
Ingredients: 1 cup + 1 tbsp (gluten-free) flour ((see notes)); 1/2 cup almond flour ((see notes)); 2 tbsp ground flax seeds (or chia seeds); 5 tbsp water; 2 1/2 tbsp coconut oil (softened); 1/3 tsp sea salt; 3 medium-large onions (peeled and diced); 2 medium bell peppers (diced); 2 small stalks of leek (finely chopped); 3 cloves of garlic (minced); 3 tbsp chickpea flour; 1 heaped tbsp cornstarch (or arrowroot flour); 1/3 cup water (or vegetable broth); 1 tsp onion powder; 3/4 tsp sea salt (or more/less to taste); 1/2 tsp paprika; 1/2 tsp cumin ((optional)); ground black pepper (to taste); 1/2 tbsp fresh thyme (or 1/2 tsp dry); 1 tbsp tamari (or soy sauce (GF if needed) or coconut aminos); 3/4 cup plant-based milk; 7 oz vegan cheese (of choice (optional)); Fried onion rings on top ((optional))

Instructions

Prep:40minCook:30min

Homemade caramelized onion tart made with red onions, leek, and other healthy ingredients. This onion pie is called "Zwiebelkuchen" in Germany and it's a traditional fall recipe. The dish is vegan, gluten-free, soy-free, easy to make, flavorful, and delicious.

Updated at: Sun, 28 Dec 2025 06:06:01 GMT