Heat oil in saucepan over medium-high heat. Add onion and cook until translucent, stirring, 4 to 5 min. Reduce heat to medium and stir in tomatoes. Add remaining ingredients and cook for 5 min., stirring occasionally. Reduce heat to low and simmer, covered, for 8 to 10 min., stirring occasionally.
Serve over pasta or use in Savory’s Chicken Gran Paradiso.