Saute minced garlic, shallot, and onions until the onions are translucent.
Add diced red bell pepper and mushrooms.
Add a small amount of vegetable broth to avoid sticking.
Now, add diced sun-dried tomatoes and cook together until mushrooms are browned.
Add the chopped spinach last and stir into the ingredients; once it wilts, remove from heat.
Season with seasoning and black pepper.
Next, fold the vegetables into the batter.
Fill the mini muffin pan cups to the top.
Cook for 10 minutes.
Remove from the oven and allow to set up for about 5 minutes.
Using a small rubber spatula, run the spatula around each muffin cup.
Using a small spoon, remove each mini quiche.
Serve warm or refrigerate and reheat in a 325-degree oven for 5 minutes before serving.
It makes 25 mini vegan quiches.