Heirloom Tomato Polenta Pie - Simple Seasonal

Ingredients

• 3 C water
• 1 Tbsp olive oil
• 1/2 tsp salt
• 1/2 tsp dry basil
• 1 C polenta or yellow corn meal
• 1/2 C parmesan cheese
• 1/2 lb farmer's cheese
• 1 Tbsp balsamic vinegar
• assorted heirloom tomatoes (at least 4 large)
• salt and pepper to taste