Black Bean and Chicken Tacos

2 chicken breast….cubed
4 teaspoons lime juice, divided
2 Tablespoons olive oil, divided
4 green onions, thinly sliced
2 cloves garlic, crushed
1- 15 oz can black beans, rinsed and drained
1 cup fresh tomatoes, diced
1 teaspoon kosher salt
Pinch of cayenne pepper
Flour tortillas
1/2 cups of Monterey jack cheese
sour cream
Coat chicken cubes with ½ of the lime juice and ½ of the oil. Saute in pan until warm. Remove chicken and using the same pan add the rest of the oil and sauté garlic and green onions until tender; add beans and tomatoes until warm. Then add the remaining lime juice, salt and chicken. Cook until heated through, then add cayenne pepper to taste.