Step 1

Cook pasta in a large saucepan of boiling, salted water following packet directions, until tender. Drain. Return to pan. Cover to keep warm.

Step 2

Meanwhile, heat half the oil in a large frying pan over medium-high heat. Cook chicken, in batches, for 3 to 4 minutes or until browned all over. Transfer to a bowl.

Step 3

Heat remaining oil in pan. Add mushroom. Cook, stirring, for 3 minutes or until softened. Add bacon. Cook, stirring, for 5 minutes or until browned. Add onion, garlic and mustard. Cook, stirring for 1 minute or until fragrant. Add wine (if using). Simmer until reduced by half.

Step 4

Return chicken and juices to pan. Stir to coat. Stir in stock. Bring to the boil. Reduce heat to low. Simmer for 10 minutes. Add cream. Season with salt and pepper. Simmer for 5 minutes. Add pumpkin, parsley and spinach. Cook for 3 to 5 minutes or until spinach is just wilted. Serve with pasta.