These muffins are a delicious and easy breakfast or snack. The muffin batter is made with flour, sugar, eggs, and butter, and is filled with fresh strawberries and rhubarb. To make these muffins, start by making the batter and folding in the chopped strawberries and rhubarb. Spoon the batter into muffin cups and bake until golden brown. Serve warm with a pat of butter or a drizzle of honey.