Eggs-and-bacon is a common name for various plants with yellow and red flowers in family Fabaceae, including:
Lotus corniculatus, native to Eurasia and North Africa
The Bossiaeeae and Mirbelieae tribes of legumes native to Australia, including genera:
Aenictophyton
Almaleea
Aotus
Bossiaea
Callistachys
Chorizema
Daviesia
Dillwynia
Erichsenia
Euchilopsis
Eutaxia
Gastrolobium
Gompholobium
Goodia
Isotropis
Jacksonia
Latrobea
Leptosema
Mirbelia
Muelleranthus
Oxylobium
Phyllota
Platylobium
Podolobium
Ptychosema
Pultenaea
Sphaerolobium
Stonesiella
Urodon
Viminaria