Creamy Pesto Chicken Pasta

Ingredients (12)

• 2 large chicken breasts
• 2 tbsp flour
• 1/2 tsp salt
• 2 tbsp olive oil
• 1 cup sliced mushrooms
• 1 medium onion
• 1 1/2 cups chicken stock
• 1 cup pesto
• 1/2 cup half and half cream
• 1/2 cup Parmesan cheese
• 3 cups cooked penne pasta
• 1 cup small cherry tomatoes