Method
Slice the onion into wedges, cut the beef into strips and halve the cherry tomatoes. Drain and rinse the beans.
Heat a large frypan over med/ high heat, add 2 tablespoons olive oil, onion and beef and cook until caramelised.
Add beans, ½ jar of the peppers, tomatoes and 2 teaspoons taco seasoning,
toss well and cook until heated through and tomatoes have softened. Add 2 large handfuls of spinach, toss well and cook until wilted.
To serve, heat tortillas according to packet instructions, wrapping in a clean tea towel to keep warm. Place the pan in the middle of the table and allow everyone to make their own fajitas.