Preheat the oven to 200°C, gas mark 6.
Mix the tomatoes, ketchup, purée and Worcestershire sauce together in an ovenproof dish.
Make 4 hollows in the tomatoes and crack an egg into each. Season well and bake for 10-15 minutes until the eggs have set. Meanwhile toast the muffins.
Spoon onto the toasted muffins and serve immediately.
*Recipe supplied by Shake Up Your Wake Up, which aims to raise awareness of the importance of eating breakfast.
If serving vulnerable groups, elderly people, toddlers, pregnant women and people who are unwell, cook eggs until the whites and yolks are solid.