Sesame ginger beef stir fry

Ingredients

• 1 lb steak, cut into strips
• 1/2 red bell pepper, cut into strips
• 1/2 green bell pepper, cut into strips
• 3 shallots, thinly sliced vertically
• 2 garlic cloves, slivered
• 1 1 inch piece of ginger, slivered
• 2 branches of celery, thinly sliced
• 3 tbsp vegetable oil
• 1 tsp sesame oil
• 2 tbsp soy sauce
• 1 tsp honey
• 1/2 tsp mustard