Mexican Ranchero Amaranth Stew

1 cup amaranth

2 tsp ground cumin

1 whole yellow onion

1 whole lime

3 cups vegetable broth

1/2 cup fresh cilantro

1 whole jalapeno

1 tbsp olive oil

1/2 tsp cayenne

2 whole avocados

1 can canned black beans

1 tsp chili powder

1 can canned crushed fire roasted tomatoes

2 whole bell pepper

3 cloves garlic