In a small saucepan, simmer beans in water with a little oregano and the garlic about 10 minutes.
In a small frying pan over medium-high heat, fry tortillas in oil until crisp; keep warm.
In a large nonstick frying pan over medium heat, fry eggs in a little oil.
Drain beans. Set tortillas on plates and top with spoonfuls of beans, eggs, and plenty of salsa. Scatter tomato over each plate.
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