For quick energy during fast paced rides try simple carbs that require minimal digestion( sugar or dextrose based energy formulas)such as gatorade,gels,fig/energy bars,honey or fruit.Prior to the ride to ensure your energy stores are topped up try complex carb based meals such as whole pasta,brown rice,oatmeal or maltridextrin based energy formulas/drinks.Don't forget to include some protein and fat with these meals as well.