Mix the pizza base according to the pack instructions and knead for 3 minutes. Divide the dough into 4 pieces, roll out each piece into an oval shape and place on a lightly greased baking sheet. Leave to rise for 5–10 minutes.
Meanwhile, heat the oil in a frying pan, add the garlic and cook for a couple of seconds. Add the spinach and cook for 3 minutes until wilted. Season well and squeeze away any excess water.
Arrange the spinach on the pizza bases, leaving a 1.5 cm (3/4 inch) border. Fold in the long edges of the pizza and twist the ends. Sprinkle over the feta and bake in a preheated oven, 200°C (400°F), Gas Mark 6, for 15–20 minutes until the pizza is crisp and cooked through. Scatter over the pomegranate seeds before serving.