Preheat oven to 200 degrees C
Lightly grease 2 9x19cm loaf tins and line with baking paper
Cook bacon in a pan until starting to crisp. Add onion and garlic.
Combine all ingredients, except the 2 sliced tomatoes, in a bowl and season to taste. Divide between tins and top with sliced tomatoes
Bake for 1 hour or until skewer comes out clean
Leave tins to cool, then turn out and slice