Extra Lemony Seitan Piccata

Name: Extra Lemony Seitan Piccata
Ingredients: 1 (8-oz) package seitan, torn into 2 pieces, or sliced into 1/4 slices; 1 tbsp. all-purpose flour; 2 tbsp. vegan butter or extra-virgin olive oil, divided; 1 medium shallot, halved and thinly sliced; 2 garlic cloves, minced; 0.25 c. dry white wine; 1.5 c. low-sodium vegetable broth, divided; 3 sprigs fresh thyme (optional); 0.5 lemon, washed, cut into thin rounds, and quartered; 2 tbsp. capers, drained