INGREDIENTS
1
hamburger bun, torn into pieces
3 tbsp
olive oil, divided
2 tsp
chopped garlic
1 15.25 ounce can
black beans, rinsed and drained
1 tsp
grated lime rind
3/4 tsp
chili powder
1/2 tsp
chopped fresh oregano
1/4 tsp
salt
1
large egg, lightly beaten
1
large egg white, lightly beaten